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Percentage
In a city, 40% of the adults are illiterate while 85% of the children are literate. If the ratio of the adults to that of the children is 2 : 3, then what percent of the population is literate ?
A. 20% B. 25%
C. 50% D. 75%
Read Solution (Total 3)
-
- LET POPULATION 100
RATIO IS 2:3
So adults=2*100/5=40 chldren=3*100/5=60
illterate adult 40*40/100=16
literate adult 24
literate chldren 51
so total literate is 75 - 9 years agoHelpfull: Yes(2) No(1)
- option not there. its 70%
let total poppulation = 100
adults = 60
children= 40
illiterate adults = 40% of 60 = 24
literate adults= 60-24= 36
literate children = 85% of 40 = 34
there fore total literate = 36+34 = 70 ans. - 10 years agoHelpfull: Yes(0) No(5)
- option D 75%
- 10 years agoHelpfull: Yes(0) No(0)
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