What is the HCF of 36, 72 and 126?
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The LCM of 14, 21 and 35 is
If a.sin 45°.cos 45°.tan60° = tan 245° cos60° then find the value of a ?
Which of the following equations has the sum of its roots as 11?
What is the reflection of the point (6, -1) in the line y = 2?
If x = 11, the value of x5 - 12x4 + 12x3 - 12x2 + 12x - 1 is
The ratio of the volume of two cylinders is 7 : 3 and the ratio of their heights is 7 : 9. If the area of the base of the second cylinder is 154 sq. cm, then what will be the radius (in cm) of the first cylinder?
A sum of Rs 800 becomes Rs 1000 in 2 years at simple interest. What is the per annum rate of interest (in percent)?