A tourist drives 10 km toward east and turns to the right hand and drives 3 km. Then he drives towards the west 3 km. Then he turns to his left and drives 2 km. Finally, he turns to his right and travels 7 km. How, far is he from his starting point and in which direction would he be? (a) 10 km east (b) 9 km north (c) 18 km west (d) 5 km south

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