The table shows the cost of hats.

What is the unit rate for the costs of hats?
A. $7.50 per hat
B. $15.00 per hat
C. $22.50 per hat
D. $30.00 per hat

Find the equation of a line whose slope is 2/5 and y- intercept is 2.write your answer in the form 1) ax+by+c=02) x/a+y/b=1

Describe how you can act financially responsible.

Cate purchases $1600 worth of stock and her broker estimates it will increase in value by 4.2% each year. after about how many years will the value of cate's stock be about $2000