Download the app

Questions  

A student obtains 75%, 80% and 85% in three subjects.If the marks of another subject is added,  then his average cannot be less than

a
60%
b
65%
c
80%
d
90%

detailed solution

Correct option is A

Marks obtained from three subjects out of 300 is 75 + 80 + 85 = 240     If the marks of another subject is added, then the marks will be ≥240 out of 400.    .'. Minimum average marks =2404=60% (when marks in the fourth subject is 0)

Talk to our academic expert!

+91

Are you a Sri Chaitanya student?


Similar Questions

An automobile driver travels from a plain to a hill station 120 km away at an average speed of 30 km per hour. He then makes the return trip at an average speed of 25 km per hour. He covers another 120 km on the plain at an average speed of 50 km per hour. His average speed (in km/hr) over the entire distance of 360 km will be


phone icon
whats app icon