You want to decorate your wording studio with famous record album covers. The rectangular region you want to decorate measures 72 in. 63 in . The album covers measure 12 in by 12 in.

First find the area 72*63

A=4536

Then find the area 12*12

A=144

Then divide 4536/144

You would need 31.5 12 by 12in covers to decorate the rectangular region

As for the 6 by 6

You would need 126 album covers

As for the 9 by 9

You would need 51 covers

And as for the 15 by 15

You would need 20.6 covers

the answer is 150.6

step-by-step explanation:

you multiply .02 by 30 and get .6.

and then you multiply 5.00 by 30 and get 150.

hope this !

we can't see all full 4 options, but if this is the full option, than the very left one is correct:

-2/5 * -3 3/4

remake the question, adding a picture of all the question, or write down the full left and right answers.