Fractions - practice for 13 year olds - page 9 of 57
Number of problems found: 1140
- Working together
Zeru can complete a certain job in 5 days, and Tulu can complete the same job in 3 days. How long will they complete the job if they work together? - Logical and
At a football game, 8/15 of the fans wore team T-shirts. Of those wearing team T-shirts, 1/4 also wore team hats. What fraction game wore both a team T-shirt and a team hat? - A bakery
A bakery makes cylindrical mini muffins that measure 2 inches in diameter and one and one-fourth inches in height. If each mini muffin is completely wrapped in paper, then at least how much paper is needed to wrap 6 mini muffins? Approximate using pi equa - Salt water
The ratio of water (in liters) to salt (in grams) needs to be 3 to 2. If we add 10 grams of salt, how much water do we need to add? - A frustum
A frustum of a pyramid consists of a square base of length 10 cm and a top square of length 7 cm. The height of the frustum is 6 cm. Calculate the surface area and volume. - Simple interest 5
At what simple interest rate should Renel invest his P45,000 so that it earns P5,500 in 1 year and 5 months? - Water 66
Water flows from a tap into a rectangular tank that measures 64cm by 36cm by 45cm. At 8 p. m., it is 1/4 filled with water. At 9 p. m., it is filled with 69,120 cm³ of water. Find the volume of water that has flowed into the tank from 8 p. m. to 9 p. m. G - Ekene and Amina
The probability that Ekene will be alive in 5 years' time is 3/4, and the probability that his wife Amina will be alive in 5 years' time is 2/5. Find the probability that in 5 years' time: a) both of them will be alive b) only Ekene will be alive - A park on map
A park has an area of ⅙ mi². On a map, the park has an area of 1 ¼ cm². On the map, how many square centimeters represent 1 mi²? - Iron ball 2
What is the mass of the iron ball with a diameter of 1,0 dm? The density of iron is 7870 kg/m³. . - Which 3
Which is an equivalent ratio of 12:36 - The quotient of two numbers
Find the quotient of 229.12 and 12.32 - Adjust 81781
Adjust ratio 1.6:0.8 - Ratio to total
7:12 is the ratio of orchids to tulips. What is the ratio of the number of orchids to the total number of flowers in the garden? - Reciprocal 13
What is the product of 5 2/3 and its reciprocal? - Enlarges 83161
Enlarges the number 148 in a ratio of 13:4 - Multiplicative inverse
Explain why the reciprocal of - 1 1/17 is the multiplicative inverse of - 17/18. - Calculate 20
Calculate the sum of 1/5 of a right angle and 3/4 of a right angle, and 3/4 of a straight angle - Much 37741
How much is half the half the cube half? - Add quarter to a number
What is the total of 80 plus 1/4 of 120?
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