Andrea is getting balloons for her uncle's birthday party. She wants each balloon string to be 9 feet long. At the party store, string is sold by the yard. If Andrea wants to get 43 balloons, how many yards of string will she need?

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years

The ratios of boys to girls on a soccer league is 2: 5. if there are 28 boys, how many girls are playing soccer? extra points! will mark as brainiest asap