the length of a rectangle is four times its width. the rectangle has an area of 1024cm. work out the width of the rectangle

2-digit numbers less than 91 which are 1 less than a multiple of 10

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?