Ronald and Elan are working on an assignment Ronald takes 6 hours to type 32 pages on a computer while Elan takes 5 hours to type 40 pages. How much time will they take working together on two different computers to type an assignment of 110 pages? a. 7 hours 30 minutes b. 8 hours c. 8 hours 15 minutes d. 8 hours 25 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