Choose the correct answer from the alternatives given: A dog after seeing a cat finds that the cat is 25 leaps ahead of the dog. Cat after seeing the dog starts running and the dog chases the cat. If in every minute, dog takes 5 leaps while cat takes 6 leaps and 1 leap of dog is equal to 2 leaps of cat, in how many minutes will dog catch the cat? A. 12 minutes B. 15 minutes C. 12.5 minutes D. 14 minutes

How do you find the Maclaurin series for tanx?

Why is Axiom 5, in the list of Euclid’s axioms, considered a ‘universal truth’? (Note that the equation is not about the fifth postulate.)

The smallest composite number is ______.

(a) 2

(b) 4

(c) 1

(d) None of these

Find the arithmetic mean of the first ten odd natural numbers.

A boat goes 24 km upstream and 28 km downstream in 6 hours. It goes 30 km upstream and 21 km downstream in 6 hours and 30 minutes. The speed of the boat in still water is

A. 10 km/hr

B. 4 km/hr

C. 14 km/hr

D. 6 km/hr