Math Word Problems for Students — page 130

First find Bill's height by dividing Cary's height by 2: 72 inches / 2 = 36 inches Then add six inches to find Jan's height: 36 inches + 6 inches = 42 inches

Her friends will eat 16 slices of cake because 8 x 2 = 16 There will be 19 slices eaten in total because 16 + 3 = 19 She is making 24 slices of cake because 4 x 6 = 24 There will be 5 pieces left over because 24 - 19 = 5

In her hamper, Brie has 12 x 75% = 9 blouses. In her hamper, she has 6 x 50% = 3 skirts. In the hamper, she has 8 x 25% = 2 slacks. She will need to wash 9 + 3 + 2 = 14 pieces of clothes.

First find the time it takes Jill to run up the hill: 900 feet / 9 feet/second = 100 seconds Then find the time it takes Jill to run down the hill: 900 feet / 12 feet/second = 75 seconds Then add the two times to find Jill's total time: 100 seconds + 75 seconds = 175 seconds

His old apartment cost 750*$2=$1500 a month His new apartment cost $2800/2=$1400 a month So he saves $1500-$1400=$100 a month That means he saves $100*12=$1200 a year

Herbert is 24 - 10 = 14 years old now. Thus, Herbert will be 14 + 1 = 15 years old next year.

The first mission took 5*.6=3 days longer than anticipated So it took 5+3=8 days That means the two missions took 8+3=11 days

If Tenisha has 40 dogs, the number of female dogs is 60/100*40 = 24 3/4 of the females give birth, meaning 3/4*24 = 18 female dogs gives birth to puppies. Since each dog that gave birth had 10 puppies, the number of puppies that were born is 18*10 = 180 After donating 130 puppies to the church, Tenisha remained with 180-130 = 50 puppies.

Jerry will spend 8 games x 2 hours per game = 16 hours watching one daughter play her games. He will spend 16 x 2 = 32 hours watching both daughters play their games. He will spend 8 games x 4 hours of practice = 32 hours watching one daughter practice. He will spend 32 x 2 = 64 hours watching both daughters practice. He will spend a total of 32 hours watching games + 64 hours watching practice = 96 hours.

To determine the number of ducks at North Pond, we must first perform 100*2= 200 to find the number to add 6 ducks to. We then take this number and add 6 to it, performing 200+6=206 ducks in total at North Pond.

For the regular bikes, there are 7 x 2 = 14 wheels. For the children’s bikes, there are 11 x 4 = 44 wheels. Altogether, Naomi saw 14 + 44 = 58 wheels.

They ordered 3 dozen oysters at $15.00 a dozen so that's 3*15 = $45.00 They ordered 2 pounds of shrimp for $14.00 a pound so that's 2*14 = $28.00 They ordered 2 pounds of fried clams for $13.50 a pound so that's 2*13.50 = $27.00 All total their bill comes to 45+28+27 = $100.00 Their bill was $100.00 and they are splitting it equally amongst 4 people so they each owe 100/4 = $25.00

She has gotten 70 haircuts to get 5 free ones because 14 x 5 = 70 She has gotten 9 haircuts towards her 6th free one because 14 - 5 = 9 She has gotten 79 haircuts because 70 + 9 = 79

Each pan costs $10.00 to make so for 20 pans, it will cost 10*20 = $200.00 She sells each of the 20 pans for $25.00 each so she will make 20*25 = $500.00 She makes $500.00 and spent $200.00 on ingredients so she makes 500-200 = $300.00

Yun has 20-12= 8 paperclips. Marion has 8/4 + 7 = 9 paperclips

Phill starts with 1 pizza, cutting it in half. This means he now has 1*2=2 slices of pizza. He cuts each of these 2 slices in half, meaning he now has 2*2= 4 slices of pizza. He then cuts these in half again, meaning he now has 4*2= 8 slices of pizza. Phill hands out 2 slices to 2 of his friends, meaning he gave out 2*2= 4 slices He hands out 1 slice to 3 others, so the total amount of slices handed out are 3+4=7 slices. Since Phill started with 8 slices, this means he has 8-7= 1 slice remaining.

Last year's winner walked 11 miles because 44 / 4 = 11 Elroy has to walk 16 miles to collect $44 because 44 / 2.75 = 16 Elroy will walk 5 more miles because 16 - 11 = 5

Each gust blows the leaf forward 5 feet, so 11 gusts will blow it forward 5 * 11 = 55 feet. Each swirl after a gust blows it back 2 feet, so 11 swirls will blow it back 2 * 11 = 22 feet. After 11 gusts, the leaf has traveled 55 - 22 = 33 feet down the sidewalk.

First find the total number of sapphires Jenna still has: 8 sapphires - 3 sapphires = 5 sapphires Then multiply this number by the cost per sapphire to find the total cost of the sapphires: 5 sapphires * $800/sapphire = $4000 Then find the total value of the rubies: 2 rubies * $1200/ruby = $2400 Then amount this to the cost of the sapphires to find the total value of her jewelry: $2400 + $4000 = $6400

The three friends had meals worth 10 * 3 = 30 dollars If they paid for the meals only, they would have remained with 45 - 30 = 15 dollars. Dividing the remaining amount by the number of ice cream scoops gives 15/3 = 5 dollars. Each scoop of ice cream cost 5 dollars

The 200 quarters equals 200*$0.25 = $50. Oliver has a total of $40+$50 = $90. He gives his sister 120*$0.25 = $30 in total from the quarters. The total amount he gave to his sister is $30+$5= $35. Oliver is left with $90-$35 = $55.

He consumes 2500+1000=3500 calories on Saturday He consumes 2500*6+3500=18500 calories in the week. He burns 3000*7=21000 calories in the week His caloric deficit is 21000-18500=2500 calories per week

Each of Pam's bags contain 40*3=120 apples. Pam has 1200/120=10 bags of apples.

The total cost of the hummus is 2 * $5 = $10 The total cost of the chicken, bacon, and vegetables is $20 + $10 + $10 = $40 The remaining money she has is $60 - $10 - $40 = $10 The amount of apples she can purchase is $10 / $2 = 5

Zahra received 1/3 * $450 = $150 less money from the sale of her craft at Etsy. The total amount of money that Zahra sold her handmade crafts for is $450 - $150 = $300 Kimmie saved 1/2 * $450 = $225 of her earnings into the joint savings account. Zahra saved 1/2 * $300 = $150 of her earnings into the joint savings account. Together, they have $225 + $150 = $375 in the savings account.

Jon did the bike ride in 60+20=80 minutes So his total time was 40+80+50=170 minutes James finished the swim 40*.1=4 minutes faster So he finished the swim in 40-4=36 minutes He finished the bike ride in 80+5=85 minutes James' total time was 170+10=180 So it took him 180-85-36=59 minutes to do the run

Jericho has $60/2 = $30. He owed Manny $14/2 = $7. His debts amount to $14 + $7 = $21. So Manny will have $30 - $21 = $9 left.

The rate is $45/3=$15/hr. She would need to baby-sit for $75/$15=5 hours.

If a spiral notebook cost $15, a 20% discount would reduce the price by 20/100 *15 = $3 At a 20% discount, the buying price of a spiral notebook book is $15-$3= $12 At the same discount, a personal planner cost would reduce by 20/100 * $10 = $2 The new buying price of a personal planner will be $10-$2 =$8 To buy four spiral notebooks at a 20% discount, you'll pay 4*$12 = $48 At the same time discount, you'll buy eight personal planners at a cost pf 8*$8 = 64 In total, to buy eight personal planners and four spiral notebooks, you'd have to pay $64+$48 = $112

Christine picked 10 pounds and Rachel picked twice as much, so Rachel picked 10*2 = 20 pounds of strawberries Christine picked 10 pounds and Rachel picked 20 pounds for a combined total of 10+20 = 30 pounds of strawberries They need 3 pounds of strawberries to make 1 pie and they have 30 pounds so they can make 30/3 = 10 strawberry pies

The shirts she bought cost her $20 because 2 x 10 = 20 She earned $50 selling her clothes because 20 + 30 = 50 She made $15 off pants because 3 x 5 = 15 She made 15 dollars from shorts because 3 x 5 = 15 She made $20 off shirts because 50 - 15 - 15 = 20 She sold 5 shirts because 20 / 4 = 5

He has $2 in quarters because 8 times .25 equals 2. He has $.6 in dimes because 6 times .1 equals .6 He has $.7 in nickels because 14 times .05 equals .7 He has $.15 in pennies because 15 times .01 equals .15 He has $3.65 because 2 plus .6 plus .7 plus .15 equals $3.45 He can buy 69 gum balls because 3.65 divided by .05 equals 69

On Saturday, he served 3 times the amount of customers that he served on Friday, which was 28 customers so he served 3*28 = 84 customers He served 28 customers on Friday, 84 on Saturday and 36 customers on Sunday for a total of 28+84+36 = 148 customers Each customer tipped him $2.00 and he had 148 customers so he made 2*148 = $296.00

If Darius scored 10 points, then Marius scored 10 + 3 = 13 points in total. Darius scored 5 points less than Matt, so Matt scored 10 + 5 = 15 points in total. So all three friends gathered 13 + 15 + 10 = 38 points.

The walls take away 2*1=2 inches from each dimension So the longer sides are 26-2=24 inches That is 24/12=2 feet The smaller dimension is 14-2=12 inches That is 12/12=1 foot So the internal volume is 2*2*1=4 cubic feet

Marco gets 28 / 1/5 = 28 * 5 = 140 cups of tea from a box. At 7 days a week, Marco gets 140 / 7 = 20 weeks of daily tea from a box.

First find how many pieces are total in each puzzle. 8 puzzles * 300 pieces each = 2400 pieces. Next, 5 puzzles * 500 pieces each = 2500 pieces. All of the puzzles have 2400 pieces + 2500 pieces = 4900 pieces total. He will work a maximum of 7 hours each day * 100 pieces per hour = 700 pieces per day. So he will end up taking 4900 pieces total / 700 pieces per day = 7 days total.

There were 1+2+3=6 people at the house That means they use 6*2=12 plates per meal So they use 12*3=36 plates per day That means they use 36*4=144 plates for the visit

First find how many pearls Jamie collects per dive by multiplying the number of oysters by the chance each oyster has a pearl: .25 pearls/oyster * 16 oysters/dive = 4 pearls/dive Then divide the number of pearls he wants by the number of pearls per dive to find the number of dives: 56 pearls / 4 pearls/dive = 14 pearls/dive

He loses 3 pounds a week for 4 weeks for a total of 3*4= 12 pounds He loses 2 pounds a week for 8 weeks for a total of 2*8 = 16 pounds All total he has lost 12+16 = 28 pounds Jordan weighed 250 pounds and has lost 28 pounds so he now weighs 250-28 = 222 pounds

Jeff has 16-4 = 12GB left over on his phone. Therefore, he has 12*1000= 12,000MB. Therefore, he can store 12,000/30=400 songs.

Jack puts change in 60/20=3 times an hour So he spends 3*.25=$.75 an hour His two friends add change 3*2=6 times an hour So they spend 6*.25=$1.5 an hour His last friend puts in money 3/1.5=2 times an hour So he spends 2*.25=$.50 an hour So in total they spend .75+1.5+.5=$2.75 an hour So they spend 2.75*4=$11 in the 4 hours

Jeff donated 30/100*300 = 90 pencils. He remained with 300-90 = 210 pencils. Vicki had twice as many pencils as Jeff, meaning he had 2*300 = 600 pencils. When Vicki donated 3/4 of his pencils, he gave away 3/4*600= 450 pencils. Vicki remained with 600-450=150 pencils. Together, Jeff and Vicki remained with 150+210 = 360 pencils.

On the second day, the snail kite ate 3 + 2 = 5 apple snails. On the third day, the snail kite ate 5 + 2 = 7 apple snails. On the fourth day, the snail kite ate 7 + 2 = 9 apple snails. On the fifth day, the snail kite ate 9 + 2 = 11 apple snails. The snail kite ate a total of 3 + 5 + 7 + 9 + 11 = 35 apple snails in 5 days.

The conference center can hold up to 80 x 6 = 480 people. Today, there are 480 x 2/3 = 320 people in the conference center.

He needs 18 valentine's cards because 30 x .6 = 18 He will spend $36 on these because 18 x 2 = 36 The proportion of his income spent is .9 because 36 / 40 = .9 This is 90% of his income because .9 x 100 = 90

On 80 games, Daniel spend 80 games * $12/game = $960. The rest of the collection is 346 games - 80 games = 266 games. 50% of these games means 50/100 * 266 games = 133 games. Daniel bought them for $7 each, so he had to spend 133 games * $7/game = $931 on them. The other 133 games were bought for $3 each, so they've cost him 133 games * $3/game = $399. On all games in total Daniel spent $960 + $931 + $399 = $2290.

Since Agate has 30 precious stones and Olivine has 5 more precious stones, then Olivine has 30+5 = 35 precious stones. The total number of stones Olivine and Agate has is 35+30 = 65 Diamond has 11 more precious stones than Olivine, who has 35 stones, meaning Diamond has 35+11= 46 precious stones In total, they all have 65+46 = 111 precious stones.

If Benny had twenty red balloons in the bundle, and he threw two pieces of bologna at each red balloon, then he threw 2*20=40 pieces of bologna at red balloons in the bundle. If he threw a total of 58 pieces of bologna at balloons in the bundle, then he threw 58-40=18 pieces of bologna at yellow balloons. If he threw three pieces of bologna at each yellow balloon, then he had 18/3=6 yellow balloons.

He cuts off 50/5=10 feet So he has 50-10=40 feet left He gives half away which means he has 40/2=20 feet So he has 20/2=10 sections