6) During summer, the height of the water in Scott's pool decreases by 4 inches each week, due to evaporation. How
many weeks does it take for the water to decrease by 20 inches?
1)
A)
5
B)
-5
20
D)
-20
Que

Find the length of cu, the triangles are similar.

What number should be added to both sides of the equation to complete this square? x^2-10x=7

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary