A club sold an average (arithmetic mean) of 92 raffle tickets per member. Among the female members, the average number sold was 84, and among the male members, the average number sold was 96. What was the ratio of the number of male members to the number of female members in the club?

How many bits of computer memory will be required to store the integer x, where x = – √810,000, if each digit requires 4 bits of memory and the sign of x requires 1 bit?

Ms. Adams sold two properties, X and Y, for $30,000 each. She sold property X for 20 percent more than she paid for it and sold property Y for 20 percent less than she paid for it. If expenses are disregarded, what was her total net gain or loss, if any, on the two properties?

How many positive integers less than 20 are either a multiple of 2, an odd multiple of 9, or the sum of a positive multiple of 2 and a positive multiple of 9 ?

√463 is between

A company accountant estimates that airfares next year for business trips of a thousand miles or less will increase by 20 percent and airfares for all other business trips will increase by 10 percent. This year total airfares for business trips of a thousand miles or less were $9,900 and airfares for all other business trips were $13,000. According to the accountant’s estimate, if the same business trips will be made next year as this year, how much will be spent for airfares next year?

lf x  y = x∗y – 2(x + y) for all integers x and y, then 2∗(-3) =

In a nationwide poll, N people were interviewed. If 1/4 of them answered “yes” to question 1, and of those, 1/3 answered “yes” to question 2, which of the following expressions represents the number of people interviewed who did not answer “yes” to both questions?

In 1986 the book value of a certain car was 2/3 of the original purchase price, and in 1988 its book value was 1/2 of the original purchase price. By what percent did the book value of this car decrease from 1986 to 1988?