Twenty-two is what percent of 55?

a.
50%

b.
40%

c.
22%

d.
250%

If n stands for number sold and c stands for cost per item, in which column would you use the formula: ? a. column d c. column f b. column e d. column g

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?