Sophia exchanged 1,000 U. S. dollars for the South African currency, which is called the rand. The exchange rate was 8.55 rand to $1. How do you do this question

How to round 10 1/8 to the nearest whole number

Suppose 100 people all toss a hat into a box and then proceed to randomly pick out a hat. what is the expected number of people to get their own hat back

Calculate the surface area of a prism with the following dimensions. The length (l) = 7 units, the width (w) = 2 units and the height (h) = 6 units: a. 278 sq. units c. 136 sq. units b. 176 sq. units d. 587 sq. units

Given the formula PV = nRT, solve for the variable T

A home pregnancy test is not always accurate. suppose the probability that the test indicates that a woman is pregnant when she actually is not is 0.02, and the probability the test indicates that a woman is not pregnant when she really is, is 0.03.

Carmela randomly selected 65 stamps from a stamp collection. Eleven of these were commemorative stamps.

The combination for a lock is a 3 digit number. the digits are the prime factors of 42 listed from least to greatest. what is the combination for the lock?

Solve for k. 9/10 = 10/k

Soymeal is 14 percent protein cornmeal is 7 percent protein how many pounds of each should be mixed together in order to get 280-lb mixture that is 9 percent protein

Five-eighths of the prizes at the giant spin were dolls. if there were 64 prizes, how many prizes were not dolls