Maths practice for 11-year-olds. - page 32 of 222
Number of problems found: 4421
- Cork water interaction
A cork floats on a bowl of water. Is the action between the water and the cork static or dynamic? - Dimensions - cardboard The statements are sold in cardboard boxes – for example, the microwave oven box has dimensions of 52 cm, 32 cm, and 40 cm, and 0.4 m² of cardboard is added to the folds. How many square meters of cardboard are needed for 1,000 boxes?
- Caesar birth death
Gaius Julius Caesar was born in 100 BC. He was murdered when he was 56 years old. Calculate: a) in what year was he murdered? b) How many years ago was he born? c) How many years ago did he die? - Meat portion preparation
You need to prepare 450 g of meat for four servings. It will determine how many grams of meat need to be prepared if we are preparing three more portions. - Number multiplication subtraction
I think a number. If I multiply it by three and then subtract 120, I get the number 900. What is that number? - Hotel capacity occupancy
In the hotel, half of the people live on the first floor, a third on the second floor, and the remaining 40 guests live in the attic. What is the capacity of the hotel if it is 3/4 occupied? - Highway speed limit
The highway section is 25 km long, and the maximum permitted speed is 110 km/h. The driver covered this section in 12 minutes. Did he exceed the speed limit? - Rectangle construction diagonal
Construct a rectangle ABCD if a = 8cm and the length of the diagonal AC is 13cm. Measure the length of the sides of the rectangle. - Crane hook distance
What distance did the crane hook travel in 1 min at a constant speed of 15 cm/s? - Point motion speed
A mass point traveled a distance of 600 m in 2 minutes in uniform motion. How fast was it moving? - Rectangle perimeter area
One side of the rectangle has length a=9/5 cm, and the length of side b is 7/10 cm greater than the length of side a. Calculate the perimeter and area of the rectangle. - Camp cottage children
The children in the camp slept in a cottage with 17 2-bed and 25 3-bed rooms. Other children slept in 8 cabins. Each had 1 4-bed and 1 3-bed room. All rooms and beds were occupied. How many children were in the camp? - Classroom painting cost
The classroom is 11 m long, 6.5 m wide, and 4 m high. I will pay 14.50 for 1 m² of painting. How much will it cost to paint the classroom? - Unknown number twice
If we add 17 to twice the unknown number, we get 67. What is the unknown number? - Unknown number half If we add 6000 to half of the unknown number, we get 9000. What is the unknown number?
- Number sum second What is the second numerator if the sum of the two numbers is 17,500 and the first numerator is 7,900?
- Number quotient divisor The quotient of two numbers is 22. The divisor is 154. What is the divisor?
- Unknown subtracted When a number is subtracted by 3.75, the difference is 6.25. What is the number?
- Exist triangle
Which of the following set of numbers could not represent the three sides of a triangle A. 13,22,34 B. 8,20,30 C. 10,14,23 D. 15,25,37 - Minute hand angle
How many hours does it take for the minute hand to travel a straight line and a right angle?
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