Sample Response: Radioisotopes are used in
medicine as tracers to detect and diagnose medical
problems. Radioisotopes are also used in radiation
therapy to treat cancer.

Which of the symbols correctly relates the two numbers below check all that apply 6? 6

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

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.