RRB Paramedical Staff Nurse Model Paper 4

Question : 67 of 100

Marks: +1, -0

In a class of 90 students, numbers of boys are twice the number of girls. Rani is 58th from the left end and there are 20 boys to the right of Rani, then the number of girls to the left of Rani?

Validate

Solution:

Number of boys = 60 and girls are = 30
(57 students) Rani (20 boys) (12 girls)
So number of girls to the left of Rani

= 30- 12 -1 = 17

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