carol leaves her house at 4:30p. m. and drives for 1 hour to the grocery store. she shops for 20 minutes and then drives for 1 hour to get home. at what time does she get home

Joan sold half of her comic books and then bought 9 more. She now has 16. How many did she begin with?

In chemistry class Andrew has earned scores of 64,69,73 on three test. He must maintain an average of 70 to pass the course. What score must Andrew earn on the final exam to pass the course

What is the domian of the function y=In (-x+3/2)

Let f (x) = (x+5) / (x+10) ... f^-1 (8) = ? (inverse)

B^2-b-23=7 +23=+23 b^2-b=30

In music, what does "allegro" mean?

Can you simplify 22/20

the height of the building in an architectural drawing is 10 in its actual height is 150 ft what is the scale of the Giant

Use a model to divide 1/9 divided by 2

How to make 1.3 into a whole number