Sidhu wants to join a college and finds a rating of 9 out of 10 for campus placements and 8 out of 10 for teaching. Based on his requirements, Sidhu gives 55% weight to campus placements and 45% weight to teaching. The final rating of the college out of 10 is:
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 8.55
Given that
The rating of 9 out of 10 for campus placements
The rating of 8 out of 10 for teaching
Sidhu gives 55% weight to campus placements and 45% weight to teaching
According to the question
⇒ (9 × 55 + 8 × 45)/(55 + 45)
⇒ (495 + 360)/100
⇒ 855/100
⇒ 8.55