Question

Please help I need this done ASAP

Answer 1

13.)

`(12)/(40) = (3)/(10)`

c = 40

14.)

`(5)/(12) = (35)/(84)`

b=84

15.)

`(44)/(32) = (11)/(8)`

a=44

16.)

`(6)/(15) = (2)/(5)`

a=6

17.)

`(12)/(54) = (2)/(9)`

c=54

18.)

`(8)/(3) = (16)/(6)`

b=6

Hope this helps : )

Answer 2

The butterfly method

12x10=120
3c=3c

120/3 = 40