The mass of the Moon is about 7.349 10^22 kilograms and the mass of the Sun is about 1.989 10^30 kilograms. The mass of the sun is approximately how many times as great
as the mass of the Moon?
A 1.461 x 10^53
B 1.461 x 10^54
C 2.706 x 10^7
D 2.706 x 10^8

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.