Maths practice for 12-year-olds - page 6 of 309
Number of problems found: 6169
- Solve 27
Solve fraction problem: 9/27 + 3/54 - Greatest number
What is the greatest number that will divide 62, 78, and 139, leaving remainders 2, 3, and 4, respectively? - Two trains 10
Two trains of lengths 75 m and 95 m are moving in the same direction at 9 m/s and 8 m/s, respectively. Find the time taken by the faster train to cross the slower train. - A baby
A baby weighs 8 and 1/4 pounds at birth. Two weeks later, she weighs 8 and 7/8 pounds. How much did the baby gain?
- An eraser
The cost of an eraser is $ 0.80 and the cost of a pencil is $ 2. What is the ratio of their costs in simplest form? - Five and four
Five divided by four times the number is 0.25. What is that number? - Lily spent
Lily had $812. She spent 1/7 of the money on a cupboard and 1/6 of the remaining amount on a dressing table. How much did Lily spend on the dressing table? - Puppy
A family adopts a puppy that weighs seven and 7/8 pounds. Two weeks later, they take him to the vet, and he weighs 12 and 3/16 pounds. How much weight did the pit puppy gain? - Water tank 12
A rectangular water tank is 5 m high, 3 m long, and 2 m wide. How many liters of water can it hold?
- Find value Find value of x: x/5+x/2=-1/5-3x/2
- The speed 3
The speed of a boat in still water is 10 km/h. If the boat goes 37.5 km upstream in 5 h, find the speed of the stream. - Collecting clothes
Larry and Myra are collecting clothes for a clothing drive. Myra collected 2 1/2 times as many clothes as Larry did. If Larry collected 4 4/5 bags of clothes, how many bags of clothes did Myra collect? - The product 15
The product of two consecutive even numbers is 48. If the square of the smaller number is 35, what is the other number? - Evaluate divisions
Evaluate the following expression with divisions: 45 ÷ 45 ÷ 2/9
- A pen 2 A pen cost 1 USD plus half its price. How much does it actually cost?
- Men at work
8 men can finish a piece of work in 40 days. If 2 more men joined with them, then how many days it will take to complete the work? - Unknown en I think of a number. If I subtract 9 from it and multiply this difference by 4, the result is 128. Form an equation and solve it to find the number.
- Dividing money 7
A: B: C is in the ratio of 3:2:5. How much money will C get out of Rs 1260? - Bob types
Bob types 260 words in 2 and 1/2 of a minute. How many words per minute?
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