"if 20 percent of 40 percent of a number is 10 greater than half the number, what is the number? a. -500/21b. -500/3c. 200d. 200/21e. 210"

If the graphs of the linear equations in a system are parallel, what does that mean about the possible solution(s) of the system? a. there are infinitely many solutions. b. there is no solution. c. there is exactly one solution. d. the lines in a system cannot be parallel.

Jasmine wants to eat at 8: 00pm her meal takes 65mins to cook what time does she need to put the meal in the oven

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5