Maths practice for 12-year-olds - page 122 of 351
Number of problems found: 7018
- The sum 14
The sum of five times a number and 10 equals the difference between the number and 10. - Fruit basket 2
The weight of the empty fruit basket is ¾ kg. We added ½ kg apples and 5/4 kg guavas. What will be the total weight of the fruit basket? - The rope 2
The rope in the school gym is 10 ½ feet long. Coach Hill tied a knot in the rope every ¾ foot to make climbing easier. How many knots are in the rope? - How many 16
How many three-tenths are there in two and one-fourths? - English and math
1/5 of a class study English, and 3/5 study mathematics. If the class consists of 80 students, how many students study English and mathematics in the class? - Matilda
Matilda measures the perimeter of her bedroom to determine how many feet of the border she needs to go around the tops of the walls. Two walls are each 96 inches long, and two walls are each 3 yards long. She pays $30 for a border that costs $1 per foot. - Cutting wire
If you cut a 3 ½ ft length of wire into pieces that are 2 inches long, how many pieces of wire will you have? - Perimeter - rectangle
Find the perimeter of the rectangle. A rectangle with a base of (3 5/6) m and a height of (2 3/7) m Its perimeter is x= meters. (Use fractions in your answer. ) - Kilos of meat
Marry bought 6 1/3 kg of meat. Anita used 2 1/4 kilograms, Maros 2 1/8 kg, and the rest, Adam. How many kilograms of meat did she use for Adam? - Sign of a expression
What is the sign of expression: Minus 18 start fraction 9 divided by 17 end fraction plus left parenthesis minus 18 start fraction 9 divided by 17 end fraction right parenthesis? - Quotient and subtraction Sixteen minus the quotient of 12, and what number is thirteen?
- Fraction eq
2/3x + 5/7 = 1/2x + 22/21 - A trapezoid 3
A trapezoid ABCD has a base length of a = 120 mm, c = 86 mm, and an area A = 2,575 mm². Find the height of the trapezoid. - Evaluate expr with 2 vars If a=6 and x=2, find the value of (2ax + 7x- 10) /(4ax-3a-2)
- Ferdinand
Ferdinand went from place A to place B and from there to place C. A is 7.2 km from B, and B is 11.7 km from C. Albert went from place A to place D and from there to place C. D is 9.1 km from A and C is 10.8 km from D. Who traveled more and by how much? - The largest divisor The largest number which divides 60 and 75 leaving remainders 8 and 10 respectively is:
- The average 3
The average of fractions is 7/10. One of the fractions is 2/3; the other fraction is? - During
During a week, a student spends 1/3 of her time in bed, 5/24 of her time in lessons, and 1/8 of her time doing homework. What fraction of her time is left for doing other things? - A perimeter
The perimeter of a parallelogram is 2.8 meters. The length of one of its sides is equal to one-seventh of the entire perimeter. Find the lengths of the sides of the parallelogram. - A rectangular 4
A rectangular garden has a length of 57 m and a width of 42 m. Calculate how much m² will decrease the garden area if the ornamental fence width of 60 cm is planted inside its perimeter.
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