Will give brainliest answer. if explained..

a parallelogram and some of its dimensions are shown below.
what is the area of the parallelogram?
a. 100 sq. in.
b. 200 sq. in.
c. 300 sq. in.
d. 600 sq. in.

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great