Maths practice for 12-year-olds - page 221 of 351
Number of problems found: 7020
- Months 7453
What part of the year is 6 (1,3,10,4) months? - Calculate 7451
The car will cover a certain distance in 3 hours and 20 minutes. If he increases his speed by 10 km/h, he will cover this distance in 2.5 hours. Calculate this distance. - Fraction 7449
Find such a fraction to the fraction that their product is equal to 8/11, 4, 1/100, 13/4, 1/3 - Three-fifths 7447
Silvia had a certain amount of money in her wallet. She spent a third of it on stationery and spent three-fifths of the remaining money on groceries. She has €76 left. How much € did Silvia initially have in her wallet? - A tile
A tile setter is covering a 5ft by 5ft square shower wall. Each tile covers 4 5/8in by 4 5/8in a square. How many rows of tile are needed to reach 5ft? How many tiles are needed to cover 5ft by 5ft square - Quarter 7438
How many times is a quarter of an eighth smaller than a third of a sixth? - Cube
The sum of all cube edges is 30cm. Find the surface area of the cube. - Volume - pool
The pool, 10.5 m wide, 50 m long, and 3 m deep, will be filled in 3 days. On the first day, 2/5 of the water volume flowed into it, and 1/3 of the rest on the second day. How many liters of water flowed into the pool on the third day? - Temperature increase
Suppose the temperature at 9:am is 50 degrees. What is the temperature at 5:00 pm if the temperature increases by 4 degrees Fahrenheit each hour? - Three-fifths 7413
The old mother baked 275 Christmas gingerbreads and kept three-fifths of them, dividing the rest among her children in a ratio of 3:4:2:1. How many gingerbreads did she give each? - Area of a circle
The circumference of the circle is 150.72 centimeters. Calculate the area of the circle. - Two-digit 7410
How many two-digit numbers can be written using the number 0,2,6? We can also repeat the digits in the number. - Centimeters 7406
Circles with radii r1 = 10 centimeters and r2 = 4 cm touch from the outside. What is the distance between their centers? - Eqn
Solve equation with fractions: 2x/3-50=40+x/4 - Food weight
Stacie is a resident at the medical facility where you work. You are asked to chart the amount of solid food that she consumes. For the noon meal today, she ate 1/2 of a 3-ounce serving of meatloaf, 3/4 of her 3-ounce serving of mashed potatoes, and 1/3 o - Two vans
At 8:30 AM, two vans leave at a parking area. They travel in opposite directions: one van travels at 48 km/h and the other at 62 km/h. At what time will the cars be 550 km apart? - Without 2
Tell whether the product 0.644 x 0.25 will be greater than one or less than 1 without multiplying. Explain how you know. Then, find the product. - 1.5 divided
1.5 divided by 1 = w divided by 4 - Walking
Lucie can walk about 3 4/5 miles each hour. How far can she walk in 2 hours 45 minutes? - Letters
ABC + DEF = GHIJ replace letters with numbers so that the sum is correct (different letters = different numbers)
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