15. Geoff has $5000 to invest. He wants to earn $568 in interest in one year. He will invest part of the money at
12% and the other part at 10%. How will he invest to
earn $568?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

If chord ab is congruent to chord cd, then what must be true about ef and eg?

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?