Maths practice for 12-year-olds - page 71 of 349

Number of problems found: 6971

Greatest common factor
What is the GCF of 8 and 20?
Cylinder can
The paint is sold in a cylinder-shaped can with a height of 24.5 cm and a diameter of 15 cm. A full can weighs 5.5 kg. How much does 1 liter of paint weigh?
Arranged 80453
There are 390 trees arranged in rows in the orchard. How many rows are there if each row has the same number of trees greater than 30 and less than 40?
Simplify 12
Simplify {1/3 + 1/12} ÷ {2/3 - 5/8}
Representation 80447
On the school ski trip, the team set off from hut A at 9:30 a.m. to hut B at a speed of 2 m/s. Fifteen minutes later, the instructor followed them at a speed of 3 m/s. At what time and distance from cabin A will the instructor catch up with the team? Plea
Joe spends
Joe spends 3 3/4 hours each day of the week doing his homework, but Mirabel spends only 2 hours each day of the week on hers. How long in a week does Joe spend on his homework more than Mirabel?
A cake
A cake has 46 slices. Harry ate 16 slices, and Jack ate 26 slices, Dave ate 0 & Mary ate 1 slice. What fraction of the cake is remaining?
The mass
The mass of a table is 6.4 kg, and the mass of a chair is 800 g. How many times is the table heavier than the chair?
Elisa
Elisa got the following grades in five subjects: 87, 88, 89, 88, and 90. What is her average in the five subjects?
Three 210
Three friends share 4/5 of a pizza. What fraction of pizza does each person get?
Water meter
The readings on a water meter in April and May were 417.8 m³ and 430.4 m³. If there is a basic charge of P23 and the cost per cubic meter is P20, how much is the billing for water consumption? * a. P252 b. P254 c. P272 d. P275
Rica has
Rica has 3 pieces of lace, each measuring 1/7 meter, 5/14 meter, and 3/7 meter. How long are the pieces of lace together?
A gravel
4 1/8 tons of gravel is spread evenly across 2 1/6 acres. How many tons of gravel are on each acre?
Joe divided
Joe divided a number by 2 1/4 to get 2/3. What was the original number?
Jaenette
Janette served 3/4 of a pizza to her friends. Each visitor was given 1/4 of the pizza. How many visitors shared the pizza?
Out of
Out of 500 oranges in a box, 3/25 are rotten, and 1/5 are kept for some guests. How many oranges are left in the box?
Muffins 2
Shayla is baking muffins that require 1/2 cup of vegetable oil. She only has 1/3 cup left. How much more does she need?
Product of two fractions
6 2/3*3/10 in simplest form
A pancake
A pancake recipe requires 1 2/3 cups of flour to make 20 pancakes, and you have 9 cups of flour. How many pancakes can you make with 1 cup of flour? How many pancakes can you make with 9 cups of flour?
Kilogram 80395
A man is on a diet and buys turkey slices at the store. He will receive three slices that together weigh 1/3 kilogram. However, a man can only eat 1/4 kilogram as part of his diet. What fraction of slices can he eat to meet his diet?

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