12. From 1980 to 2000, the consumer price index (CPI) increased from 122.5 to 181. If a pound of tomatoes cost $0.75 in 1980 and the price of tomatoes increased at the same rate as the CPI from 1980 to 2000, approximately how much did a pound of tomatoes cost in 2000?

4 adults and 12 babies

step-by-step explanation:

4 x 7 = 28

12 x 15 = 180

180 + 28 =208

4 x 3 = 12

no problobm

step-by-step explanation:

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so: