Question
Which of the following components stores electrical
charge in a circuit?Solution
Capacitor stores electrical charge in a circuit.
The average height of each person in group 'G' having 28 people is 12 cm less than the average height of each person in group 'H' having 24 people. If t...
The average age of 14 girls is 42 years. If the age of two more girl is added the average decreases by one and a half year. What is the sum of the age o...
30 students go for a picnic. 15 of them spent Rs. 64 each on their food and rest spent Rs.5 more than the average expenditure of all 30. What was the to...
- The average of two numbers is 9 more than the smaller number among them. If the greater number is 125% more than the smaller number, then find the sum of t...
The average of 6 numbers is 25. The sum of the first 5 numbers is 110. What is the 6th number ?
- The average of two consecutive even numbers is 71. If the smaller number is increased by 45% and the larger number is decreased by 45%, then find the diffe...
The average age of A and B is 22 years. If A is to be replaced by C, the average would be 20 years. The average age of C and A is 23 years. Find the age...
A class has 20 boys and 15 girls. The average marks of boys is 68 and of girls is 72. Find the approximate average marks of the whole class.
The average weight of 20 men is 60 kg and the average weight of 30 women is 50 kg. Find the average weight of all 50 persons together.
Average run scored by a batsman in first ‘x’ matches is 44. In next 8 matches he scored runs with an average of 80 so that his overal...
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