For the following questions answer them individually
Raj scored 67, 69, 78, and 88 in 4 of his subjects. What should be his score in the 5th subject so that his average equals 80?
Read the following information and answer the following questions.
Five girls are sitting in front, facing you.
Ruhi and Manali respectively are sitting to the right and left of Urja.
Dhwani is sitting between Manali and Tanya
For the following questions answer them individually