Caroline and Helen share a job in the ratio 3:2. (a) Caroline works for 24 hours a week
Calculate how many hours a week Helen works.

helen works 16 hours

Step-by-step explanation:

caroline = 3 which is 24 hours

24/3 = 8

1 = 8 hours

8 hours x 2 = 16 hours

table 3 represents a direct variation function. : )

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour