There are 34000 rupees in a bag in the denomination of Rs 50, Rs 100, Rs 500 and Rs 1000 currency notes. If the ratio of the number of these notes is 2: 3: 4 : 1 then find the number of notes of 500 denomination. (a) 20 (b) 40 (c) 30 (d) 50

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