Maths practice for 11-year-olds. - page 123 of 224
Number of problems found: 4468
- Brothers and sisters
There are 35 children in the class; 23 have a brother, and 27 have a sister. When five children in the class have no brother or sister, how many children have both a brother and a sister? - Seven 12211
Seven girls and eight times more boys took part in the race. How many boys took part in the race? - Intervals 12201
Trams of five lines run at intervals of 5, 8, 10, 12, and 15 minutes. At noon, they left the station at the same time. What time will they meet again? How many times will each tram pass the stop during that time? - Two villages
On the map with a scale of 1:40000 are drawn two villages actually 16 km away. What is their distance on the map? - Calculate 12061
The area of the two circles is in a 4:9 ratio. The larger circle has a diameter of 18 cm. Calculate the radius of the smaller circle. - Father and sons
The father is 27, and his sons are two and one year old. In how many years will his sons be half his age? - Times 12001
How many times is 5 dm² less than 100 m²? - Three lines
At 6 AM, three bus lines depart from the station. The first line has an interval of 24 minutes. The second line has an interval of 15 minutes. The third line runs at regular intervals of more than 1 minute. The third line runs at the same time as the firs - Radius
Find the radius of the circle with area S = 200 cm². - Evaluate - order of ops
Evaluate the expression: 32+2[5×(24-6)]-48÷24 Pay attention to the order of operation, including integers. - Common divisors
Find all common divisors of numbers 30 and 45. - Numbers division
What number should be divided by the mixed number 2 3/4 to get 11/12? - Multiplying 11721
What do I get by multiplying the absolute value of -0.7 and the reciprocal number of 10? What do I get by dividing the opposite number by the number -14/8 and the reciprocal number to the number 4? - Perimeter of the garden
The length of the garden measures 27 1/4m. How many meters is this dimension larger than the width of the garden, which measures 15 1/2 m? Calculate the perimeter of the garden. - Particular 11591 The particular map has a scale of 1:75000 a) The distance between the two places on the map is 42mm. What is the actual distance? b) How long would the distance show, 15.75 km on the map?
- A baker
A baker has 5 1/4 pies in her shop. She cut the pies into pieces that are each 1/8 of a whole pie. How many pieces of pie does she have? - Simple equation 10
35= 7*3*x what is x? - Concreting 11451
During concreting, the workers used 1/2 of the total amount of cement on the first day, 1/2 of the rest on the second day, and the remaining 15 q of cement on the third day. How much cement did they consume in total? - Five-liter 11431
How many five-liter buckets will empty the pool measuring 2.4m and 2.8m, and 1.4m deep? - Ostriches 11421
The ZOO has the same number of zebras as ostriches. They have a total of 84 legs. How many zebras and how many ostriches do they have at the ZOO?
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