The total number of students in a class is 65. If the total number of girls in class 35, then the ratio of the total number of boys to the number of girls is :
A7 : 6
B7 : 13
C13 : 7
D6 : 7
Answer:
D. 6 : 7
Read Explanation:
Total students = 65
Number of girls = 35
Number of boys = 65 – 35 = 30
Ratio of boys to girls = 30 : 35 = 6 : 7