A school swim team has 36 swimmers. The ratio of seventh graders to eighth graders is 2 to 7. How many seventh grade swimmers are there? 9

On saturday a souvenir shop had 125 customers.sixty four percent of the costumers paid with a credit card. how many costumers paid with cash?

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.