What is 3/5 into a decimal?

Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show

An engineer scale model shows a building that is 3 inches tall. if the scale is 1 inch = 600 feet, how tall is the actual building?