The PE teacher has a ratio of 3 girls to 2 boys in one of her classes. If there are 24 girls how many boys are there? a.
12 boys
c.
32 boys
b.
16 boys
d.
20 boys

Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. the mean arrival rate is 10 passengers per minutes. compute the following probabilities. p(x = 4) p(x > 11)

The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles

Which of the following is the result of expanding the series