A party rental company has chairs and tables for rent. The total cost to rent 3 chairs and 8 tables is . The total cost to 5 rent chairs and 2 tables is 18 . What is the cost to rent each chair and each table?

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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.