Rational numbers - practice for 11 year olds - page 7 of 11
Number of problems found: 203
- Relay-race
Kate ran 170 meters at 29.8 seconds, Suzan at 29.3 seconds, Roza at 34 seconds, and Žofka at 30.4 seconds. How long took to run the 4x170 m relay race? - Two hotels
The total cost for a hotel room varies directly with the number of nights you stay. At hotel A, three nights cost a total of P6000. At hotel B, a five-night stay costs a total of P9000. If you will stay for four nights which hotel has a cheaper cost? - Purchase 3
Bailey had $5.67. She bought a bottle of water for $3.71. There was no sales tax on her purchase. How much money did she have after her purchases? - Potato Chips
Haydn has a 3-pound bag of Lay's Potato Chips. His four friends want him to split the bag evenly between them (and Haydn). How many pounds of Lay's potato chips will each person get?
- The elevator
Hanka took the elevator. She got on the third floor, went down to the basement, went up five stories, went down two floors, up three, up two again, and got out. On which floor did she get off? (Don't forget what the basement is) - The temperature
The temperature at 1:00 was 10°F. Between 1:00 and 2:00, the temperature dropped by 15°F. Between 2:00 and 3:00, the temperature rose by 3°F. What is the temperature at 3:00? - 20 pcs
20 pcs. Colored paper ₱15.00, 1/4 illustration board ₱25.50, and 1 bottle glue ₱6.25. How much does Gifty need to spend on buying materials for her project? - Sharing chocolate
Frederica and her friends share six chocolate bars. They *each* get 0.75 of a chocolate bar. With how many friends did Fredericca share the chocolate bar? - Jeníček 71864
Ondro owes Janek 2 euros. Jeníček owes Maťa 3 euros. and Maťo owes Ondra 1.5 euros. How many euros will they have, more or less, if they pay their debts?
- Mixed numbers
Rewrite mixed numbers so the fractions have the same denominator: 5 1/5 - 2 2/3 - To improper fraction
Change the mixed number to an improper fraction: a) 1 2/15 b) -2 15/17 - Dera bought
Dera bought a set of 2 files and five notebooks for a special offer of $12.95. If the usual price of a file is $4.35 and the notebooks were $1.30, how much less money did Dera pay for the notebook and files? - Woodworking class
Keith is making a spice rack for his mom in woodworking class. He starts with a board that is 31.25 inches long. Then, he cuts it into five equal pieces for the shelves. How long will each shelf be? - Justin
Justin has $57.18 in his checking account. He deposits his paycheck of $256.79. He then buys $68.42 in groceries, $50.00 in gas, and two movies for $15.58 each. What is the new balance in Justin's checking account?
- Tommy
Tommy harvested 41.7639 kg of oranges, and Cadrick harvested 35 673/1000 kg of the same type of fruit. How many more kg of fruits did Tommy harvest than Cedrick? Round your answer to 3 decimal places. - President
The President of Slovakia earns a monthly € 7844 per month. How many times earn than Jimmy's mother's salary € 535? 15.3.2014 the presidential election, which decides who will almost effortlessly five years to receive such big salary for nothing;) - Shopping
Lucy bought some fruit. She spent $15.50 for apples, $12.75 for oranges, and $8.25 for bananas. She paid the clerk with two twenty-dollar bills. How much change should she get back? - Fireplace 39711
The cottager, Mr. Winter, wants the lower part of the trunk of a felled oak, which has a length of 2.25. cut new seats for the fireplace. Each seat will be a log with a height of 0.4 m. How many will Mr. Winter cut in total? - Cutting board
Four pieces measure 29.5 cm. 19.62 cm, 32.49 cm, and 24.74 cm are cut from a board that is 200 cm long. Allowing 1 cm for total waste in cutting, what is the length of the remaining piece?
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