Question

The ratio of the number of boys and girls who participated in an examination is 4:3. The

total percentage of candidates who passed the examination is 80 and the percentage of girls

who passed is 90. The percentage of boys who passed is..??​

Answer 1

Answer:

Sum of ratio of boys and girls =4+3=7

Suppose total students =100

Passed boys =3x90÷7=38.5714286

=> So, the percentage of boys who passed is 38.5714286.

Answer 2

Answer:

Step-by-step explanation:

Sum of ratio of boys and girls =4+3=7

Suppose total students =100

Passed boys =3x90÷7=38.5714286

=> So, the percentage of boys who passed is 38.5714286.