If 0 < z ≤ 90 and sin(9z − 1) = cos(6z + 1), what is the value of z?
z = 3
z = 4
z = 5
z = 6

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.