In the school ECA club, 3/8 of the students chose chess. Of the students who chose chess, 4/5 also chose painting. If there are 40 students in the club, how many do both chess and painting.

Given:

Total number of students = 40

In the school ECA club, 3/8 of the students chose chess.

Of the students who chose chess, 4/5 also chose painting.

To find:

The number of student who chose both chess and painting.

Solution:

Total number of students = 40

3/8 of the students chose chess. So, number of students who chose chess is

Of the students who chose chess, 4/5 also chose painting. So, number of students who chose both chess and painting is

Therefore, 12 students chose both chess and painting.

120 seems like the most sensible answer.

step-by-step explanation:

if there is only one topping on all caramel apples and there's 120 of them. then all apples should/will be covered in sprinkles. make sense?

dilation scale factor 2: starting with δabc, draw the dilation image of the triangle with a center at the origin and a scale factor of two. notice that every coordinate of the original triangle has been multiplied by the scale factor (x2). dilation with scale factor 2, multiply by 2.