Question

60% of 70 student of a class for girls find the number of boys in class also find the ratio of the number of boys to the number of girls in the class ​

Answer 1

Answer:

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Answer 2

Answer:

Step-by-step explanation:

number of students in a class=70

percentage of girls =60%

number of girls=60/100 ×70

                          =6×7

                          =42

 

percentage of boys=100%-60%=40%

number of boys =70-42

                          =28

ratio=28:42=2:3