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The sum of two numbers is 168. the sum of 1/8 of the smaller number and 3/4 of the greater number is 76. Find the difference between the two numbers.

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When a number (the dividend) is divided by another number (the divisor), the quotient is 4 and the remainder is 8. Given that the sum of the dividend, the divisor, the quotient and the remainder is 415, find the dividend.

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Three boys Abel, Ben and Chris participated in a 100 m race. they were running at constant speed throughout the race. When Abel Crossed the 100 m mark, Ben was at 90 m. When Ben crossed the 100 m mark, Chris was at 90 m. By how many meters did Abel beat Chris?

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Calculate 3636 x 70 : 14 : 18

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Calculate 13 + 16 + 19 + ... + 40

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Find the sum of the first 100 numbers in the following number sequence

1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 0, 1, 1, 1, 2, 1, 3, 1, 4, 1, 5,

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How many different triangles are there?

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Which 3-digit number is the smallest integer such that it leaves a remainder pf 1 when divided by 2 or 3, but leaves a remainder or 3 when divided by 5?

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A cubic water tank is filled with water. The length of the water tanks edge is 20 cm. Currently, the water level is 10 cm. A cuboid-shaped iron with a dimension of 10 x 9 x 8 cm is placed inside the water tank. How many cm is the new water level?

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In an isosceles triangle, the measure of one of its angles is four times the other angle. Evaluate the sum of all possible measures of the largest angle of the triangle, in degree.