Question
In a class of 30 students, the average height is 155 cm.
After one student leaves and five new students join, the class size becomes 34, and the new average height drops to 154.5 cm. Given that the total height of the five new students is 750 cm, determine the height of a student who is 2 cm taller than the student who left the school.Solution
ATQ,
Sum of height of class = 30 * 155 = 4650 4650 - x + 750 = 154.5 * 34 5400 -x = 5253 x = 147 Required height of the student = 147 + 2 = 149 cm
Which of the following is NOT a tributary of Krishna?
Match the following:
Important revolts - Leaders
1. ...
Which among the following do not contribute to the green house effect?
Which banks are allowed to become Universal Banks?
The age of the Earth is currently thought to be:
The pillars of the Foreign Trade Policy of India include which of the following?
What is the unit of kinetic visibility?
The ‘Tripartite struggle’ was between Gurjara Pratiharas in North India, Palas in Eastern India and ________ in South India.
Shifting agriculture is known as ______ in the Western Ghats.
How many players are there in the soccer team?
Relevant for Exams:
