Answer:
1) 60% of 50 is 30
2) 50% of 40 is 20
3) 12% of 50 is neither 20 or 30
Explanation:
1) 10% of 50 is 5, so multiply the 5 by six in order to achieve the 60%
2) 50% means half, so divide 40 by 2 to get 20
3) 20 would be 40% of 50 and 30 is 60% of 50