3.01 = [-2.8 - (-4.7)] + e

For each proportion find the unknown number x 1/5/8=×/15

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.