Maths practice for 11-year-olds. - page 151 of 197
Number of problems found: 3921
- Eight-tenths 4453
How far is it from Prague to Mladá Boleslav when 40 km is eight-tenths of this distance? - Pets in ZOO
The zoo has a run for pets. There are chickens, pigs, and cows. Altogether, there are 20 heads and 60 feet. How many chickens and piglets are there? - Subjects
The student makes a mathematical task for five minutes and the task from biology in twelve minutes. On another day, he has homework in math and biology, which consists of eleven tasks together. To do the job took an hour and a half. How many tasks are mad - Evaluate expression
Evaluate expression using the BODMAS rule: 1 1/4+1 1/5÷3/5-5/8
- Question 4436
Find the number that replaces the question mark: 1.4:? = - 6 - Shopkeeper 4433
The seller of Christmas trees sold spruces for 220 CZK, pines for 250 CZK, and hemlocks for 330 CZK. In the morning he had an equal number of spruces, hemlocks, and pines. In the evening, he had sold all the trees and received a total of 36,000 CZK for th - Smallest 4432
What is the smallest number of members of a dance group with the same number of guys and girls, and at the same time they can form groups of three or five dancers while dancing? - Resulting 4429
What will be the resulting volume V, if we mix liquids with volumes of 3hl and 200 cubic dm A) V = 0.32 cubic meters B) V = 0.50 m cubic C) V = 23hl D) V = 5m cubic - Value 4423
Find the value of x: x-4 / 3x-5 = x + 3 / 10-6x
- Circumference 4420
In an isosceles triangle with a circumference of 36 cm, the height at the base is 12 cm. Calculate the length of the arm of a given triangle. - Relationship - radius
Calculate the volume of the cylinder if the radius of the base is 3 cm, and the relationship between the radius of the base and the height of the cylinder is v = 3r - Centimeters 4404
Calculate the diagonal of a square if its area is equal to 169 square centimeters. - Performance 4403
During a public performance, majorettes line up in three-step, four-step, six-step, and eight-step. All rows are full with each grouping, and no majorette is promoted. Determine the smallest possible number of majorettes for which a performance can be mad - Rectangular 4402
Our task is to save the rectangular images with dimensions of 105 mm and 42 mm so that we cover the smallest square. What will be its size, and how many pictures do we need?
- Family
The son is 3/5 smaller than the mother, who is 99 cm higher than the son. Thus, the mother is 3/5 taller than the son. - Withdrawal
Suppose I withdrew 2/5 of my total savings and spent 7/10 of that amount. What fraction do I have left in my savings? - Calculate 4382
Each has a width of 218 cm and an area of 10,900 cm². Calculate the height of the window. - Sequence 4378
Find out the other three members of the sequence and write their sum: 1,29,2,28,3,27, - Double-digit 4377
How many double-digit numbers range from 0 to 100?
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