1) Tim earns $12 per hour as head lifeguard at Sammy's Swim Park. As a first year lifeguard Jack earns 30% less than Tim, and as a second year lifeguard Jim earns $1 more per hour than Jack. Which expression represents how much Jim earns? (h represents hours)

Question

Lillianna Stanley

Mathematics

28 October, 23:03

1) Tim earns $12 per hour as head lifeguard at Sammy's Swim Park. As a first year lifeguard Jack earns 30% less than Tim, and as a second year lifeguard Jim earns $1 more per hour than Jack. Which expression represents how much Jim earns? (h represents hours)

+3

Answers (2)

Know the Answer?

Shasta · Answer 1

T = tims ... J = Jacks ... X = Jims

T = 12h

J = 0.70 (12h) ... 30% less is the same as 70% of Tims pay

X = 0.70 (12h) + 1 or could be : X = 8.4h + 1

Caylee Webb · Answer 2

Caylee Webb 28 October, 23:24

0

I think the answer is

x = 8.4h + 1