Question

Please help I need this done ASAP

Answer 1

The butterfly method

12x10=120
3c=3c

120/3 = 40

Answer 2

Answer:

13.)

$\frac{12}{40} = \frac{3}{10}$

c = 40

14.)

$\frac{5}{12} = \frac{35}{84}$

b=84

15.)

$\frac{44}{32} = \frac{11}{8}$

a=44

16.)

$\frac{6}{15} = \frac{2}{5}$

a=6

17.)

$\frac{12}{54} = \frac{2}{9}$

c=54

18.)

$\frac{8}{3} = \frac{16}{6}$

b=6

Hope this helps : )