Question

help me please and please explain ​

Answer 1

Answer:

a) 20

b) 180

Step-by-step explanation:

a) 3:5 :: 12:_

3 and 12 are in the same side...

devide both of them, you get 4...

multiply that number (4) with other number (5)...

we get 20...

b) 18:10 :: _ :100

do the same as above, this time deviding (10) & (100)

please mark brainlists if it was helpful...

Answer 2

Answer:

please follow