3. alexander deposited money into his retirement account that is compounded annually at an interest rate of 7%. alexander thought the equivalent quarterly interest rate would be 2%. is alexander correct? if he is, explain why. if he is not correct, state what the equivalent quarterly interest rate is and show how you got your answer.

Translate the word phrase into a math expression. 15 fewer than the product of 4 and a number. (pls immediately)

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?