Using coupons, you spend $120 grocery shopping. this is 80% of the total retail price of the groceries. how much would you spend if you had not used the coupons?

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x

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.

Look at the example below which shows how the product property of radicals is used to simplify a radical. use the product property of radicals to simplify the following radical.