Choose the correct proportions.

8, 3, 12, 2

a) 2:3 = 12:8
b) 2:3 = 8:12
c) 2:8 = 3:12
d) 2:8 = 12:3

Option B is correct

Option C is correct

Step-by-step explanation:

b) 2:3 = 8:12

c) 2:8 = 3:12

To understand proportion, one must always learn to divide fractiona to it's lowest possible term and ensure that the right hand fraction equals the left hand fraction

yes yes yes yes yes yes yes yes yes

70

step-by-step explanation:

2*5=10

4*15=60

60+10=

70