Help please. don’t understand!

132 green marbles

Step-by-step explanation:

green : purple

11 : 8

? : 96

first divide 96 by 8:

96 ÷ 8 = 12

this allows us to know how much it went up by

next, take 11 and multiply it by 12:

11 x 12 = 132

there are 132 green marbles

answer: i forgot

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: