Use properties of real numbers to rewrite the expresion. (3/5)(5/3)

A 8/15

B 15/8

C 0

D 1

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price

Two cities a and b are 1400km apart and lie on the same n-s line. the latitude of city a is 23 degrees. what is the latitude of city b. the radius of the earth is approximately 6400km.

If jobs arrive every 15 seconds on average, what is the probability of waiting more than 30 seconds?