Please answer the following question by reasoning step-by-step.
Ken buys gummy vitamins. They are usually $15.00 per bottle at his grocery store, but they are currently 20% off. On top of that, he has 3 $2.00 coupons. How much will 3 bottles cost?

30
The vitamins are $15.

00 a bottle and are currently 20% off so that’s 15 *.

20 = $3.

00 off.

The vitamins are $15.

00 and they are $3.

00 off so they are now 15.

00 - 3 = $12.

00.

He has 3 $2.

00 coupons so that’s 3 * 2 = $6.

00 in coupons.

He buys 3 bottles at $12.

00 each so that’s 3 * 12 = $36.

00.

He has $6.

00 in coupons so his vitamins will now costs 36 - 6 = $30.

00.

.

The final answer: 30