Maths practice for 12-year-olds
Examples and word math problems for 7th grade.Number of problems found: 7227
- Negative fraction 3
What is the product of 4/7 and -2/3? - Strawberries 16
There are 3/4 kg of strawberries on one plate and 2/3 kg on another plate. How many kilograms of strawberries are there altogether? - A liter of a milk
A one liter of a milk cost is Rs 42.50. What will be the cost of 2.5 liters? - Eva wraps
Eva wraps a gift box in the shape of a right rectangular prism. The figure shows a net for the gift box. How much wrapping paper did she use, in square meters? - Swim kilometers
Amy swam 2/9 kilometers to an island. Then she swam 1/9 kilometers to a boat. How far did she swim in all? Write your answer as a fraction in simplest form. - A road 2
A road crew must repave a road that is 4/5 miles long. They can repave 1/20 miles each hour. How long will it take the crew to repave the road? Write your answer in simplest form. - Tammy
Tammy attends Gray River College. Tuition this year is $6,450. Tammy's parents have saved $2,000 for her tuition this year. She also has a grant for $1,100 and a music scholarship for $800. Tammy plans to earn the rest at her work-study job. How much mone
- A rope for cow
Find the length of a rope by which a cow must be tethered in order that it may be able to graze an area of 154 sq m . - Cu ore
An ore contains 5% copper. How much ore is required to obtain 400 grams of copper? - Bellow one
What is 1/3 in whole number? - Last Friday
3/4 of the children were present at school last Friday. If there are 90 children present, how many children were absent? - Fabric - Jose
Jose had 1 5/7 yards of fabric and used 24/59 yard for a project. What fraction of the fabric did he use? - Submarine and plane
A submarine is floating 900 m below the sea level. And at the opposite point, right above the submarine, an aeroplane is flying at the height of 4800 m above the sea level. What is the vertical distance between the two? - Division with a remainder
Find the least number which when divided by 8, 12, and 20 leaves a remainder of 5 in each case. - Two friends 5
Two friends, X and Y. X is 36 years old and Y is 16 years. In how many years X will be twice as old as Y?
- Rectangle -S2
I need help calculating the area and perimeter of a rectangle with a length of 8 cm and a width of 5 cm. - Triangle - same sides
Can the sides of a triangle have lengths of 11, 11, and 14? If so, what kind of triangle is it? - The radius 4
The radius of a sphere is r=9 cm. What is the volume of this sphere? Use π ≈ 3.14 and round your answer to the nearest hundredth. cubic millimeters - Pizza - sleepover
Petra and Amber had 9 pizzas delivered for a sleepover. Petra ate 2/3 of the pizzas. How many pizzas did Amber eat? Nothing was left. - A gardener
A gardener wants to fence a circular garden of diameter 21 m. Find the length of the rope he needs to purchase, if he makes 2 rounds of fence. Also find the cost of the rope, if it costs $0.40 per meter.
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