A and B can complete a task in 20 days, B and C can complete it in 30 days while C and A can do the same task together in 24 days. How many days will each of and C take to complete the task individually?
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The average weight of 25 bags is 55 kg. The weight of one bag was misread as 65 instead of 56. Find the correct mean value.
select the odd word/letters/number/number pair from the given alternatives.
What are the roots of the quadratic equation: x2 + 3x - 154 = 0
The perimeter of a square is 30 cm. Find its area (in cm²).
The length of one side and the diagonal of a rectangle are 20 cm and 29 cm respectively. Find the length of its other side (in cm).
An angle is greater than its complementary angle by 30°. Find the measure of the angle?
The sum of three prime numbers is 100. If one of them exceeds another by 36, then one of the numbers is