Please solve no explanation needed

Option 3

Step-by-step explanation:

I know you said no explanation is needed but I'm going to give it anyways

(1)     Semester 1 and 2 have the same interquartile range (12) so it can't be option 1.

(2)    Semester 1 and 2 have the same median so it can't be option 2.

(3)    Option 3 is true, semester 2 does have the greater mean.

(4)    Semester 1 have the greater third quartile so option 4 can't be true.

your answer is 23/2 - 13.5

step-by-step explanation:

7/2 evaluates to

multiply x and 4.5

multiply x and 1

the x just gets copied along.

the answer is x

x

4.5*x evaluates to 4.5x

multiply 3 and 4.5x

multiply 1 and x

the x just gets copied along.

x

4.5*x*3 evaluates to 13.5x

7/2-4.5*x*3 evaluates to

  + 8 =

the answer is

7/2-4.5*x*3+8 evaluates to

12cm

the answer is d