346: A point is selected at random inside a rectangle and perpendiculars are drawn on each side from the point. The sum of these perpendiculars is 24 cm. If the length of the rectangle is 3 times the width, the perimeter of the rectangle will be
(a) 36 cm
(b) 42 cm
(c) 24 cm
(d) 48 cm
347: Pampas are the vast grassy plains of:
(a) South America
(b) North America
(c) Africa
(d) Eurasia
348: Duncan pass is located between:
(a) North Andaman and South Andaman
(b) North Andaman and Car Nicobar
(c) South Andaman and Car Nicobar
(d) South Andaman and Little Andaman
349: Assertion (A):
The monsoonal rainfall decreases as one goes towards the west and north-west in the Ganga plain.
Reason (R):
The moisture-bearing monsoonal winds go higher up as one moves up in the Ganga plain.
In the context of the above two statements which one of the following is correct ?
(a) Both A and R are true, and R is the correct explanation of A
(b) Both A and R are true, but R is not a correct explanation of A
(c) A is true, but R is false
(d) A is false, but R is true
350: In whose reign Mughal painting art was at its zenith?
(a) Jahangir
(b) Babur
(c) Shahjehan
(d) Aurangzeb