You buy 2 t-shirts in a sale. you pay the full price of $12 for the first t-shirt, and you
get the second t-shirt for half this price. what fraction of the full price do you pay for 2
shirts?
a. 1/4
b. 1/2
c. 3/4
d. 2/2

answer:

c

step-by-step explanation:

full price is 12 dollars per shirt. 12 * 2 = 24 (full)

12 + 6 = 18 (discount)

18/24 = 3/4

check the picture below.

answer:

step-by-step explanation:

write down the equation for calculating the volume of a sphere. this is the equation: v = ⁴⁄₃πr³.

find the radius. if you're given the radius, then you can move on to the next step.

cube the radius.

multiply the cubed radius by 4/3.

multiply the equation by π.