During one year in a school, 5/8 of the students had measles, 1/2 had chicken pox and 1/8 had niether. What fraction of the school had both measles and chicken pox

Answer 1

5/8 + 1/2 = 9/8
Only 7/8 were sick, so 2/8 had both

Answer 2

5/8-x+x+1/2-x+1/8=1
-x and +x cancel
5/8+1/2+1/8-x lcm
5+4+1 - x=
/8
10/8-x=1
10/8-1=x
Lcm
10-8
/8=x
2/8=x.

Answer 3

a man made a will in which he left 4/9 of his money to his wife and 2/5 of the remainder to his eldest child, the rest was to be shared equally among his four younger children. if each of the younger children received 54,000 Naira, what was the wife's share?

Answer 4

Answer