Maths practice for 12-year-olds - page 126 of 362
Number of problems found: 7223
- Mason 3
Mason has a rectangular garden 2/3 yards wide by 7/4 yards long. What is the area of Mason's garden? Use a drawing to show your work.
- Petrol as fuel
A car can travel 480 miles on a full tank of petrol. The tank holds 60 liters. The fuel gauge shows there are 15 liters left in the tank. How many more miles can the car travel before it runs out of petrol?
- Rope cutting
Shane has a piece of rope that is 7 4/5 units long. How many pieces does he have if he cuts it into pieces that are each 3/5 of a unit long?
- Items
Items A costs 675.35 while item B costs 1605.25. How much more was the cost of item B than item A? How much would you pay if you purchased items A and B?
- Of the 2
Of the shapes,1/6 are triangles, and 5/12 are pentagons. What fraction of the shapes are either triangles or pentagons?
- An orchard
An orchard has 28 apple trees, 27 orange trees, and 14 cherry trees. What is the ratio of apple trees to cherry trees?
- Muffins
One batch of walnut muffins uses 1 1/3 cups of walnuts. How many cups of walnut are needed to make 3 3/4 batches of muffins?
- The dough 2
A baker made 8 pounds of dough. He used 5/9 of the dough to make sandwich rolls. How much of the dough is left over?
- Perimeter of a triangle
If the perimeter of a triangle is 6 2/3 cm and the lengths of two sides are 2 1/2 cm and 3 1/3 cm, find the length of the third side.
- Maya is
Maya is 14 years old. Her brother Jorge is three years more than half her age. Which of the following is the correct expression for Jorge's age?
- The perimeter 6
The perimeter of the quadrilateral is 442.95 cm. The three known sides measure 84.56 cm,132.77 cm, and 82.75 cm. How long is the fourth side?
- Oil change
A container holds 1/4 gallon of oil. Jack is changing the oil in his vehicles and needs 11 containers. How many gallons of oil does Jack need?
- A small
A small book took one-sixth of a ream of paper to make. The team said they could make nine books from 3 whole reams of paper. Are they correct?
- Groceries
Arturo buys two cans of tomato soup, each $0.52, and 12 cans of chicken noodle soup, each $0.51. Thus, the total cost of these groceries is $0.51.
- Bookshelf
Bill is cutting boards to build a bookshelf for his apartment. While cutting boards, he accidentally cut 3/16th ft. His board is 3 3/4th. How long should it have been?
- A turtle
A turtle is 20 5/6 inches below the surface of a pond. It dives to a depth of 32 1/4 inches. What is the change in the turtle's position? Write your answer as a mixed number.
- What fraction
What fraction of numbers 1 to 30 is prime?
- Juila
Julia has a rectangular table 3 1/2 feet long and 1 3/4 feet wide. What is the area of Juila's table?
- Distributive property
Verify the distributive property a×(b+c)=(a×b)+(a*c) for the rational number a=5/8, b=7/4 and c=2/3
- Jeffery
Jeffery is painting a wall. The width of the wall is 9 feet the length of the was, is 8 2/3 feet. What is the area of the wall Jeffery wants to paint?
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