The answer is B
Because Mercury and the Sun are 60,000,00 miles apart and Mars is 200,000,000 miles away from the sun. Divide 200,000,000 and 60,000,000 and you will get 3.3 (Just round)
It is in the ten's place. hope that helped
Subtract the 18 from the 78 then multiply both sides by -1, then divide by 5.
It is true only whenever x tends to 0(zero)
it is not importent that x be in radian or in degree.