Abicycle lock requires a two-digit code of numbers 1 through 9, and any digit may be used only once. whic
expression would determine the probability that both digits are even?

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?

Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. how many cups of pear juice should she use to make 20 cups of punch?