2. The population of a state A is 650 lakhs and that of state B is 750 lakhs. Area of state A is 13 lakh km
and that of state B is 25 lakh km?. Find :
(a) How many people are there in per km in
state A?
(b) How many people are there in per km in state
B?
(c) Which state is thickly populated?

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244