Maths practice for 12-year-olds - page 203 of 347
Number of problems found: 6923
- Eq-frac
Solve the following equation with fractions: h + 1/3 =5/3 - The temperature 3
The temperature is -12 degrees Fahrenheit. During the following 5 hours, the temperature decreased by 23 degrees Fahrenheit. What is the weather like at 11 pm? - Stock market 2
For the week of July 22, the forecaster recorded the following day-to-day changes in the stock market of a specific stock: -2 on Monday, +4 on Tuesday, -8 on Wednesday, + 2 1/2 on Thursday, - 3 1/4 on Friday. The stock began the week at 78 points. How man - Polynomial equation solving
Solve the equation with the polynomial: x / 2 + 1/2 + 3 = x - Diameter of a cylinder
I need to calculate the cylinder volume with a height of 50 cm and a diameter of 30 cm. - Fruits 2
An apple costs 7p, and a melon costs seven times more. How much will six apples and two melons cost? - The quotient of two numbers
Find the quotient of 229.12 and 12.32 - Spending
Peter spends 1/5 of his earnings on his rent, and he saves 2/7. What fraction of his earnings is left? - Cube volume function
Express the volume of a cube as a function of its edge size. - One third
If 3/5 is 360, how much is 1/3? - Bag of peanuts
Joe eats 1/3 of a bag of peanuts, Mark eats 1/4 of the remaining peanuts, Alvin eats 1/2 of what remains after Mark, Peter eats 10 peanuts, and 71 peanuts are left. How many peanuts were in the bag originally? - Missing number
Blank +1/6 =3/2; find the missing number. - Aquarium
I have an aquarium that is 100 cm long and 40 cm wide, and 40 cm in height. We fill it with water. How much will it weigh? - Examination 2
A teacher awards two marks for every correct answer and subtracts a mark for every wrong answer in an examination. If there were 20 questions and a child scored 25 marks, how many correct answers did the child get? - 80 students
Eighty students were asked what type of test they preferred. Fifty students said they liked multiple choice, and 42 liked true or false. If 36 liked multiple choice and true or false types, how many students preferred multiple choice only? - Prism cubic meter
How many square prisms with a side of 100 mm and a total length of 4,000 mm can fit in one cubic metre? - Ratio of volumes
If the heights of two cylindrical drums are in the ratio 7:8 and their base radii are in the ratio 4:3. What is the ratio of their volumes? - The perimeter 3
The perimeter of a rectangle is 35 cm. The length ratio to its width is 3:2. Calculate the rectangle's dimensions. - Chester Chester has a piece of wood measuring 1 2/3 cm. He needs to cut it into pieces measuring 3/4 cm long. How many pieces of wood did Chester cut?
- A jewelry
A jewelry store has 20 grams of gold. How many grams are not used if a pair of earrings need 1/4 gram of gold?
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