Translate the expression 10 more than a number divided by -8

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)