Maths practice for 12-year-olds - page 139 of 353
Number of problems found: 7041
- Carrie
Carrie picked 2/5 of the raspberries from the garden, and Robin picked some, too. When they were finished, 1/3 of the raspberries still needed to be picked. What fraction of the raspberries did Robin pick? Use pictures, numbers, or words, and write your f - Sandy
Sandy, John, and Marg baked pies for the Bake Sale. Sandy cut his pies into 6ths, John cut him into 8ths, and Marg cut hers into quarters. Sandy sold 11/6, John sold 1 3/8 pies, and Marg sold 9/4 pies. Who sold the most pies? Who sold the fewest? - Dana and sandbox
Dana helped her dad build a sandbox for her younger sister. The sandbox is a rectangular prism 4 1/2 feet long and 4 feet wide. Dana filled it with sand to a depth of 1/2 foot using bags of sand, each containing 1/2 cubic foot. How many bags did she need - Last month
Last month, Lana sold 35 necklaces a week at $15 each. However, six customers returned their necklaces throughout the month for a full refund due to defective clasps. How much did Lana make selling necklaces last month? (Hint: Assume there were four weeks - Wall paint proportional
Matthew paints his room. He paints square walls. He painted a wall with a side of 3 m and consumed 5 kg of paint. How many kilograms of paint will he need on a wall with a side length of 6 m? - Eight pipes
Eight pipes are each 2¼m long. What is the total length of the eight pipes? - Most strenuous
Luke decided to go riding on horseback. Walking is the slowest pace and tiring, at a speed of 6 km/h. When trotting, the rider rises in the saddle rhythmically, covering 15 km/h. The fastest and most strenuous gait is a gallop, at approximately 30 km/h. H - Circle radius meters
Calculate the radius of the circle if its diameter is 16.2 cm. Express the result in meters. - Standing friends
Hugo and Fido were standing in front of the stairs. Hugo went up three steps, down one, then up five, and down three. Fido went up seven steps, down five, up six, and down four. Who ascended higher in the end, Fido or Hugo? (write the result F, H, or 0 if - Magda's money
Magda had 300 Kč (Czech crown). With her friend Lenka she went to the cinema on Wednesday, the tickets cost altogether 258 Kč. In the cinema she bought popcorn for 49 Kč. Lenka paid her own ticket and gave her another twenty-crown coin for popcorn. On Thu - Pocket money debt
Mark had 325 CZK. He bought a T-shirt for 129 CZK and wanted to spend 276 CZK on fishing supplies. How many CZK did his parents add to his fishing gear? How many weeks did they cut his pocket money by CZK 10 before he paid off the debt? - Circle area circumference
The diameter of the circle is 6.8 cm. Calculate the area of the circle to 1 decimal place. Calculate the circumference of the circle to 1 decimal place. - Sprinkler irrigation area
The rotary sprinkler's spray area is 20 m. What area of land can it irrigate from one location? - Circle circumference meters Calculate the circumference of the circle if its radius is 25 cm. Express the result in meters.
- Length of the circle
Calculate the length of the circle if d = 10 cm. - Twelve eggs
A dozen eggs cost 80 cents. How much will 3½ dozen eggs cost? - Joanne
Joanne and Roger are planting a rectangular garden. The garden is 8 1/2 ft by 13 ft. They want to use half of the garden for cucumbers and half for tomatoes. They decide to separate the garden into two right triangles. What is the area of the tomato part - Father's garden John's father has a garden in the backyard. The dimensions of the garden are shown here. A green rectangle is shown. The width is labeled as two and two-thirds feet. The length is labeled as seven and three-fourths feet. Calculate the area of the garden.
- Volunteer hours average
During the cross-country ski run modifications, 32 volunteers worked 256 hours. How many hours did an average volunteer work? - Wire bundle weight
How many meters of wire is in a bundle of 900 g if 10 meters of wire weighs 150 g?
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