Respuesta :

we have that

12:18 is the same that 12/18

simplify

12/18=6/9=2/3

Multiply by 8/8

(2/3)*(8/8)=16/24 ------> 16:24

therefore

the answer is the option B

Problem N 2

we have that

each earbud costs 0.94

so

Multiply by 22

0.94*22=$20.68

the answer is $20.68