Question

2 male and 3 female students took an exam. The average of the 2 male students is 70 and the average of the three female students is 80. What statement express the average of the 11 students?
a) 70+70+70+80+80/5
b) 70+80/5
c) 2+70+3+80/5
d) 2* 70+ 3* 80/5

Answer 1

pretty sure there's only 5 students, but the answer is B

Answer 2

Yeah I not sure why the question says 11 but thanks so much