Maths practice for 14 year olds - page 114 of 370
Number of problems found: 7400
- In the library
The library at Lenape Elementary School has 2/5 as many fiction books as nonfiction books. There are 56 books in the school library. How many books are fiction books? - 6 plates
Six plates and 5 cups cost 37.50 dollars. Seven plates and 6 cups 44.10 dollars. Each plate costs the same amount as the other cup. What is the cost of 1 plate? What is the price of 1 cup? - James 4
James, Priya, and Siobhan work in a grocery store. James makes 8.00 per hour. Priya makes 40% more than James, and Siobhan makes 5% less than Priya. How much does Siobhan make per hour? - Hundredths 50681
The product of two unknown numbers is two hundredths. The first number is 1.25 times larger than the second number. Specify both numbers. - The Norris
The Norris family goes out for lunch, and the meal price is 52. The sales tax on the meal is 6%, and the family also leaves a 20% tip on the pre-tax amount. What is the total cost of the meal? - Deposit We deposited a total of $15,000 into simple interest accounts. The annual simple interest rate on one account at 6% the annual simple interest rate on the second account at 7%. How much should be invested in each account so that the total interest earned
- Sharonsville fires
In the city of Sharonville, there were 678 structure fires in 1997. In 1999, the number of structure fires in Sharonville decreased by 26. By what percentage did structure fires decrease in Sharonville? - Trigonometric 50551
Solve the trigonometric equation: cos (x-52°) = 1 - Maria 2
Maria is seven years older than her brother Robert, and in 2 years, her age will be four times Robert's age three years ago. Find their present ages. - Special sequence
What if 2×9=1 3×9=2 4×9=3 5×9=4 6×9=5 7×9=6 8×9=7 9×9=8 10×9=9 then 1×9=??? Answer with solutions. - Luiza
Luiza delivers newspapers in her neighborhood. If you plot the points (-1, 1), (4, 1), (4, -2), and (-1, -2), you will create a representation of the route she takes in miles. How many miles does her route cover? - Wheel gear
A drive wheel of radius two is connected to a drive wheel of radius one by a pulley of length 17. What is the distance between the wheel axles? - Duval
Duval went to bat 80 times during a baseball season. In the first half of the season, he had 15 hits. In the second half of the season, he had nine hits. Which percent of the time did Duval get a hit during the entire season? - Cost and profit
Find the cost price of an article that was sold for 90.00 at a profit of 20 percent. - An online
An online retailer offers a selection of electronic books for $4 each, plus a fixed download charge of $1 for any number of books. Write an equation to represent the total cost in dollars c for b books. - The temperature 13
The temperature in Toronto at noon during a winter day measured 4°C. The temperature started dropping 2° every hour. Which inequality can be used to find the number of hours, x, after which the temperature will measure below -3°C? - The length 4
The length of a rectangular room measures twice a number x increased by 5. The width measures a number x increased by 3. What is the perimeter of the room? - The TV
The TV cost CZK 9,999. First, they reduced her price by 15%, and then they became more expensive by 15%. How much does television cost now? - The temperature 12
The temperature of a liquid was 25°C before being warmed at a rate of 10°C per minute for 5 minutes. It was then cooled at 3.5°C per minute for 6 minutes. What was the temperature of the liquid after cooling? - Centre of the hypotenuse
The interior angles of the triangle ABC, alpha, beta, and gamma are in a ratio of 1:2:3. The longest side of the AB triangle is 30 cm long. Calculate the perimeter of the triangle CBS if S is the center of the side AB.
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