Question
Download Solution PDFComprehension
The table graphs shows the number of boys and girls study in five different schools [ A, B, C, D and E].
|
School |
Number of Boys |
Number of girls |
|
A |
420 |
400 |
|
B |
380 |
200 |
|
C |
320 |
400 |
|
D |
580 |
500 |
|
E |
350 |
450 |
Ratio of number of boys and girls in school C is x:y. Find the value of x + y ? [ratio is lowest possible integer]
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFCalculation
Boys : Girls in C = 320 : 400
Simplify the ratio:
320 : 400 = 4 : 5
Thus, x = 4 and y = 5
[x + y] = [4 + 5] =9
Answer: 9
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