In a primary school, the ratio of the number of girls to boys is 5 : 8. If there are 160 girls, the total number of students in the college is:  Pick
A) 100	B) 250	C) 260	D) 300	E) 350
Let the number of girls and boys be 5x and 8x.   Total number of students = 13x = 13 x 32 = 416.   Answer : 300
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In a primary school, the ratio of the number of girls to boys is 5 : 8. If there are 160 girls, the total number of students in the college is: