Maths practice for 11-year-olds. - page 2 of 224

Number of problems found: 4470

Largest circle
If the largest possible circle is cut off from a 8 cm × 4 cm rectangle, what is the area in sq cm of the remaining portion?
Circular pizza
The radius of a circular pizza is 6 inches. What is the approximate circumference of the pizza? (Use π = 3.14)
The model
The model of a building is constructed with the scale factor 1:30. If height of the model is 80 cm, find the actual height of the building in meters.
Sarah 7
Sarah bought snacks for her team's practice. She bought a bag of chips for $1.56 and a 20-pack of juice bottles. The total cost before tax was $33.96. Write and solve an equation which can be used to determine, how much each bottle of juice cost.
A turtle 3
A turtle walks about 1/4 meter per hour. How long will it take the turtle to cover 120 meters?
Two cubes 2
Two cubes each of volume 125 cm³ are joined end to end. Find the surface area of the resulting cuboid .
Twice the unknown
I am twice a number. If -8 is subtracted from me, the answer is 6. What am I?
Crossing a pole
A train 200 m long is moving at a speed of 72 km/hr. How much time will it take to cross a pole?
Polygon with x
All lines in the picture are perpendicular. Find the perimeter of the given polygon.
LCM and HCF 3
LCM of two integers is 1237. What is their HCF?
Directly proportional
A person earns directly proportional to the number of hours she works daily. If she works h hours one day and makes s dollars an hour, what is the total amount she earns for the day in terms of h and s?
A bike 2
A bike is running 72 km/hr. How much distance will it cover in 15 seconds?
The number 88
Write the number 88 as a product of prime factors.
Simple equation 12
Three times a number divided by 2 plus 5 equals 20. Find the number.
A capsule
A medicine capsule is a cylinder with two hemispheres stuck to each end. Its length is 14 mm, and its diameter is 5 mm. Find its surface area.
Tuesday temperature
The temperature on Monday was -23°F. The temperature on Tuesday was 18° higher. What was the temperature on Tuesday?
Ones cube
Find the volume of a cube whose total surface area is 6 m².
A restaurant’s
A restaurant’s menu has 3 appetizers, 3 mains and 2 desserts. In how many way can a 3-course meal be ordered?
A woodcutter
A woodcutter took 12 minutes to make 3 pieces of a block of wood. How much time would be needed to make 5 such pieces?
Cows and hens
In a group of cows and hens, the number of legs is 14, more than twice the number of heads. Find the number of cows.

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