Maths practice for 12-year-olds - page 126 of 353

Number of problems found: 7042

Matilda
Matilda measures the perimeter of her bedroom to determine how many feet of border she needs for 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. What steps sh
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
Mary bought 6 1/3 kg of meat. Anita used 2 1/4 kg, Marcus used 2 1/8 kg, and the rest went to Adam. How many kilograms of meat did Adam receive?
Sign of a expression
What is the sign of the following expression? −18 9/17 + (−18 9/17)
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.
Escort vehicle pursuit
Behind the vehicle with an oversized load, which moves at an average speed of 16 km/h, they sent a second escort vehicle 2.5 hours later, which travels at an average speed of 70 km/h. At what time and at what distance does this vehicle reach the oversized
Eights of butter
How many eights of butter (1/8 of kg = 125 g) can be stored in a box with dimensions of 4 dm, 2 dm, and 1.8 dm if an eighth of butter has dimensions of 8 cm, 5 cm, 3 cm?
A farmer 3
A farmer sells 9.3 kg of pears and apples at the farmers market. 3/4 of this weight is pears, and the rest is apples. How many kilograms of apples did she sell at the farmer's market?
Penny coins
One 2p coin is 1/8 inch thick. A pile of 2p is 1 1/2 inch high. How many coins are there in a pile?
Product increased
When the product of 2/3 and 6/10 is increased by 2/5, the result is?

Do you have homework that you need help solving? Ask a question, and we will try to solve it. Solving math problems.