It takes 1 minute to bake 7 cookies. How many cookies could you bake in 2 minutes? Assume the
relationship is directly proportional.
cookies
Answer

Use the matrix-column representation of the product to write each column of ab as a linear combination of the columns of a.

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.

What’s the volume of the triangular prism?