A can do a piece of work in 20 days and B in 15 days. With help of C, they finish the work in 5 days. C can alone do the work in
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What is the average of all numbers between 100 and 200 which are divisible by 13?
The average height of 30 boys out of a class of 50 is 160 cm. If the average height of the remaining boys is 165 cm, the average height of the whole class (in cm) is:
Solve 675.9995+(3.9989)2 = ? ÷ 16.9900865
6
50
10
125
If a - b = 2 and ab = 8, then what is the value of a3 - b3?
If tan2A / (secA - 1)2 = x, then the value of x is
The area of an equilateral triangle is 9√3 sq cm, find its perimeter?
The length of a string is 8 feet and 9 inches, which is divided into 3 equal parts. What is the length of each part in inches?