Question
Which of the following is known as the brain of a
computer?Solution
The correct answer is B
The average age of A and B is 19 years. If A is to be replaced by C, the average would be 18 years. The average age of C and A is 20 years. Find the age...
In a class of 40 students, the average weight of the class is 65 kg, but when one of the students left from the school and 6 new ...
Mukesh has twice as much money as Soham, Soham has 50% more money than Pankaj. If the average money with them is Rs.110, then Mukesh has
- The average of two consecutive even numbers is 67. If the smaller number is increased by 35% and the larger number is decreased by 35%, then find the diffe...
The average age of a class of 20 girls is 15 years. If 5 new girls having average age of 10 years join the class, then the average age of the class beco...
The average weight of 6 people is 80 kg. When two new people with their weights in the ratio 2:3 joined the group, the average weight of all the people ...
What is the average of the squares of the first 47 natural numbers?
The average cost price of 25 pens (having equal cost price) decreased by Rs.4, when one of the pen is replaced by a new pen having cost price of Rs.60. ...
- A cricketer's average over 25 innings is 50. In the following 5 innings, he scores 100, 90, 85, 75, and 70 runs. What will be his new average?
The average of 26 numbers is 50. The average of first 14 numbers is 54 and that of the last 14 numbers is 46. If 13th number and 14th numbers are exclud...
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