By what percent the average export of country E over all the given year more than the average export of country C over all the given years ?

Options

A. `13(7)/(11)%`
B. `9(1)/(11)%`
C. `13(5)/(7)%`
D. `4(7)/(11)%`

Answer

A

Explanation

Average export of country E
`(60+50+55+100+110)/(5)=(375)/(5)=75`
Average export of country
`(50+55+70+90+65)/(5)=(330)/(5)=66`
`:.` Required percentage `=(9)/(66)xx100=(150)/(11)=13(7)/(11)`