(1) A fruit merchant bought mangoes in bulk. He sold 5/8 of the mangoes. 1/16 of the mangoes were spoiled. 300 mangoes remained with him. How many mangoes did he buy?
(2) A family requires 2 1/2 liters of milk per day. How much milk would family require in a month of 31 days?
(3) A ream of paper weighs 12 1/2 kg. What is the weight per quire ?
(4) It was Richard's birthday. He distributed 6 kg of candies to his friends. If he had given 1/8 kg of candies to each friend, how many friends were there ?
(5) Rachel bought a pizza and ate 2/5 of it. If he had given 2/3 of the remaining to his friend, what fraction of the original pizza will be remaining now ?
Answer Key :
(1) 960 mangoes
(2) 77 1/2 liter
(3) 5/8 kg
(4) 48 friends
(5) 1/5
(1) Linda walked 2 1/3 miles on the first day and 3 2/5 miles on the next day. How many miles did she walk in all ? Solution
(2) David ate 2 1/7 pizzas and he gave 1 3/14 pizzas to his mother. How many pizzas did David have initially ?
(3) Mr. A has 3 2/3 acres of land. He gave 1 1/4 acres of land to his friend. How many acres of land does Mr. A have now ? Solution
(4) Lily added 3 1/3 cups of walnuts to a batch of trail mix. Later she added 1 1/3 cups of almonds. How many cups of nuts did Lily put in the trail mix in all?
(5) In the first hockey games of the year, Rodayo played 1 1/2 periods and 1 3/4 periods. How many periods in all did he play ? Solution
(6) A bag can hold 1 1/2 pounds of flour. If Mimi has 7 1/2 pounds of flour, then how many bags of flour can Mimi make ? Solution
(7) Jack and John went fishing Jack caught 3 3/4 kg of fish and while John caught 2 1/5 kg of fish. What is the total weight of the fish they caught?
(8) Amy has 3 1/2 bottles in her refrigerator. She used 3/5 bottle in the morning 1 1/4 bottle in the afternoon. How many bottles of milk does Amy have left over ?
(9) A tank has 82 3/4 liters of water. 24 4/5 liters of water were used and the tank was filled with another 18 3/4 liters. What is the final volume of the water in the tank ?
(10) A trader prepared 21 1/2 liters of lemonade. At the end of the day he had 2 5/8 liters left over. How many liters of lemonade was sold by the Trader?
Answer key :
(1) 5 11/15 miles (2) 3 5/14 pizzas. (3) 2 5/12 acres (4) 4 2/3 cups (5) 3 1/4 periods |
(6) 5 (7) 5 19/20 kg. (8) 1 13/20 (9) 76 7/10 liters. (10) 18 7/8 liters |
(1) A chemist mixed 6.35 grams of one compound with 2.45 grams of another compound. How many grams were there in the mixture. Solution
(2) If the cost of a pen is $10.50, a book is $25.75 and a bag is $45.50, the find the total cost of 2 books, 3 pens and 1 bag. Solution
(3) John wants to buy a bicycle that cost $ 450.75. He has saved $ 125.35. How much more money must John save in order to have enough money to buy the bicycle ?
Solution
(4) Jennifer bought 6.5 kg of sugar. she used 3750 grams. How many kilograms of sugar were left ?
Solution
(5) The inner radius of a pipe is 12.625 mm and the outer radius is 18.025 mm. Find the thickness of the pipe. Solution
(6) A copy of English book weighs 0.45 kg. What is the weight of 20 copies ? Solution
(7) Find the weight of 25.5 meters of copper wire in kilograms, if one meter weighs 10 grams. Solution
(8) Robert paid $140 for 2.8 kg of cooking oil. How much did 1 kg of the cooking oil cost ? Solution
(9) If $20.70 is earned in 6 hours, how much money will be earned in 5 hours ? Solution
(10) A pipe is 76.8 meters long. What will the greatest number of pieces of pipe each 8 meters long that can be cut from this pipe ? Solution
Answers Key :
(1) 8.8 grams (2) $108.75 (3) $325.40 (4) 2.75 kg (5) 5.40 mm |
(6) 9 kg. (7) 0.255 kilograms (8) $50 (9) $17.25 (10) 9.6 |
(1) In a particular store the number of TV's sold the week of Black Friday was 685. The number of TVs sold the following week was 500. TV sales the week following Black Friday were what percent less than TV sales the week of Black Friday ?
(A) 17% (B) 27% (C) 37% (D) 47%
(2) In March, a city zoo attracted 32000 visitors to its polar bear exhibit. In April, the number of visitors to the exhibit increased by 15%. How many visitors did the zoo attract to its polar bear exhibit in April ?
(A) 32150 (B) 32480 (C) 35200 (D) 36800
(3) A charity organization collected 2140 donations last month. With the help of 50 additional volunteers, the organization collected 2690 donations this month. To the nearest tenth of a percent, what was the percent increase in the number of donations the charity organization collected ?
(A) 20.4% (B) 20.7% (C) 25.4% (D) 25.7%
(4) The discount price of a book is 20% less than the retail price. James manages to purchase the book at 30% off the discount price at the special book sale. What percent of the retail price did James pay ?
(A) 42% (B) 48% (C) 50% (D) 56%
(5) Each day, Robert eats 40% of the pistachios left in his jar at the time. At the end of the second day, 27 pistachios remain. How many pistachios were in the jar at the start of the first day ?
(A) 75 (B) 80 (C) 85 (D) 95
(6) Joanne bought a doll at a 10 percent discount off the original price of $105.82. However, she had to pay a sales tax of x% on the discounted price. If the total amount she paid for the doll was $100, what is the value of x ?
(A) 2 (B) 3 (C) 4 (D) 5
(7) In 2010, the number of houses built in Town A was 25 percent greater than the number of houses built in Town B. If 70 houses were built in Town A during 2010, how many were built in Town B ?
(A) 56 (B) 50 (C) 48 (D) 20
(8) Over two week span, John ate 20 pounds of chicken wings and 15 pounds of hot dogs. Kyle ate 20 percent more chicken wings and 40 percent more hot dogs. Considering only chicken wings and hot dogs, Kyle ate approximately x percent more food, by weight, than John, what is x (rounded to the nearest percent) ?
(A) 25 (B) 27 (C) 29 (D) 30
(9) Due to deforestation, researchers, expect the deer population to decline by 6 percent every year. If the current deer population is 12000, what is the approximate expected population size in 10 years from now ?
(A) 25000 (B) 48000 (C) 56000 (D) 30000
(10) In 2000 the price of a house was $72600. By 2010 the price of the house has increased to 125598.
(A) 70% (B) 62% (C) 73% (D) 90%
Answer Key :
(1) 27% (2) 36800 (3) 20.4% (4) 56% (5) 75 |
(6) 5% (7) 56 (8) 29% (9) 48000 (10) 73% |
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