http://bashooka.com/inspiration/creative-poster-designs/

1) Three posters cost $ 9.60. At that rate, how many posters can you buy for $ 48?

Let x be how many posters can be bought with $48

Steps, Word Ratio, Ratio Table

__Poster| $__

3 | 9.60 9.60x = 3

x | 48

__9.60x__=

__144__

9.60 9.60

x = 15

I can buy

__15__posters with $48.

2) You estimate that you can do 12 math problems in 45 minutes. How long should it take you to do 20 math problems?

Let x be the minutes it should take me to do 20 math problems

Steps Word Ratio, Ratio Table

__Minutes | Math Problems__

45 | 12 12x = 45

x | 20

__12x__=

__900__

12 12

x = 75

It should take me

__75__minutes for me to do 20 math problems

Which cost more per issue, an 18 - issue subscription for $40. 50 or a 12 - issue subscription for $33.60?

3) Let x be

Steps, Word Ratio, Ratio Table

__Subscription | $__

18 | 40. 50

12 | 33.60