Jerry has some marbles. He puts e marbles in each bag. There are 7 bags and 3 marbles left over. Which expression represents the total number of marbles

same question If 1/3 of the total number of marbles in the three bags listed in the table above are blue, how many marbles are there in bag Q?

A) 5

B) 9

C) 12

D) 23

E) 46

Step-by-step explanation:

the answer is here: : )

:

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have