Ared candle is 115 inches tall. the label claims that the candle will melt 1 1/8 inch every hour it burns. if the label is
correct, for how many hours will the candle burn?

(i asked this before but made a mistake on the number)

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?