You earn $ 20 per hour doing landscaping work . your total earnings depend on the amount of hours you spend landscaping . part a: what is the independent variable? part b: what is the dependent variable? part c: write a function to represent the situation.

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b. you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c. you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d. you spend $5 plus $10 per week until you have less than $45.

If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 165-pound man? 1.0 kg ca 5.1 kg ca 1.0 x 102 kg ca 5.1 x 102 kg ca

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?