A backpack that sells for $42 is on sale for 25% off. Find the
amount of discount :)

$10.50

Step-by-step explanation:

25% of 42 is __

We need to find the __(find the blank)

First, we need to convert 25% into a decimal, which is move it two values right.

0.25

Now we multiply 42 and 0.25

0.25 x 42 = 10.50

$10.50 is the discount

$35.70

Step-by-step explanation:

Find 80 percent of 42

The percentage of that would be

$35.70

the y will be in still but your answer will be y x 3

step-by-step explanation:

jk: )

so far i think you have the right thing going for you just remember soh cah toh

step-by-step explanation:

sine over hypotenuse

cosine   equals adjacent

tangent over hypotenuse