B. Write a proportion then solve for the missing term.
7.) 14 girls to 5 boys : how many boys to 28 girls
8.) 3 batteries to 1 flashlight, how many batteries to 4 flashlights
9.) 5 mangoes for Php 18; how much for 15 mangoes
10.) 10 books is to 5 pupils as books is to 15 pupils.



Plsss answer
Ty:D​