Tony is filling up his backyard pool. When he start filling up there was 120 gallons already. The water fills up at a rate of off 18 gallons per hours. a. Write a function that represents the number of gallons in the pool after x hours.

Abag contains even and odd numbered balls in the ratio of 3: 7, respectively. for each of the following, what is the probability of drawing an even-numbered ball? the total number of balls is 240 and 30 of the odd-numbered balls are renumbered by multiplying the numbers by 4.