Maths practice for 11-year-olds. - page 3 of 220

Number of problems found: 4398

Parallelogram - angles
In a parallelogram ABCD, if angle alpha measures ∠A = 70°, find all the other angles.
The sum 46
The sum of the ages of 5 children born at the intervals of 3 years each is 50 years. What is the age of the youngest child?
Chocolate cookies
Kelly bought a package of 28 chocolate cookies. Each cookie weighed 0.69 ounces. How much did the 28 cookies weigh all together?
A triangular prism
Find the number of faces, edges, and vertices of a triangular prism.
Circle's diameter
The diameter of a circle is 32 inches. What is the circle's area? Use π(pi) ≈ 3.14 and round your answer to the nearest hundredth.
Prawns and carbs
I buy 3 1/4 kg of prawns and 4 2/5 kg of carbs. 1 kg of prawns is RM 24 and 1 kg of carbs is RM 10. If I pay RM 50, what is my change?
Mean and sum
If the arithmetic mean of 6 numbers is 45, what is the total sum of these numbers?
Older or younger
The age of a man after 15 years is 4 times the age of that man 15 years before. Find his present age.
NYC block
Bijan wants to go running during his family's vacation to New York City. To do so, he will run a neighborhood block 20 times. Bijan runs a total of 8 miles. The block has a length of 3/20 miles. Use the formula for the perimeter of the neighborhood block
Bertha
Bertha went on a walk 5 times this week. Each time, she went 11/5 miles. How far did Bertha walk?
The mean - mi
Find the mean of 3 5 8 4 10.
A pattern
If I have a pattern that starts with 1, 4, 9, 16, 25... and so on, which of the following numbers would not appear?
The rectangle 7
The rectangle shown has a length (l) of 8 and a width (w) of 6.2. A second rectangle has a length of l + 2.5 and a width of w - 1.4. Find the area of the SECOND rectangle.
Megapolis
The total population of a city consists of 641,682 male adults, 593,118 female adults, and 182,345 children. Find the total population of the city.
Lakeside mall
Katy went to lakeside mall. She had $75 to spend she purchased 3 items which cost $12.75, $32.57, and $21.84. How much more does she have to spend?
Money balance
At the beginning of the month, Hector had $52.43 saved up. He then earned $16.94 doing chores and spent $20.35 at the mall. How much money does he have now?
Sales tax 2
The item cost $430 before tax. The sales tax is $17.20. Find the sales tax rate and percentage.
Ice cream company
An ice cream company is going to open new stores in Los Angeles, New York, and Orlando. The monthly cost for a square foot of rental space in each city is as follows. town; cost/ft² Los Angeles ; $5.25 New York ; $7.25 Orlando ; $4.25 The store in Los Ang
ABCD on a map
Dinesh went from place A to place B and from there to place C. A is 7.5 km from B, and B is 12.7 km from C. Ayub went from place A to place D and from there to place C. D is 9.3 km from A, and C is 11.8 km from D. Who traveled more, and by how much?
Bananas 4
Ms. Morgan bought 3.5 pounds of bananas at $0.51 a pound and 4.5 pounds of pineapple at $1.19 a pound. How much did she pay for the bananas and pineapple?

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