Acertain car lot only sells red and white cars! this month, it has a ratio of red cars to white cars of 3: 2. if there are 55 cars on the lot, total, how many red cars are there?

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

Which number completes the inequality? 2/3 < _ < 7/9

Emily is entering a bicycle race for charity. her mother pledges $0.90 for every 0.75 mile she bikes. if emily bikes 18 miles, how much will her mother donate?