Question
The 5th term of a GP is 48 and the 8th term is 384. Find
the first term.Solution
Average run scored by a batsman in first ‘x’ matches is 88. In next 10 matches he scored runs with an average of 100 so that his over...
Ram, Shyam, Rohan, Reeta, and Mukesh are five members of a family who are weighed consecutively, and their average weight is calculated after each membe...
Average run scored by a batsman in first ‘x’ matches is 41. In next 12 matches he scored runs with an average of 61 so that his overall average incr...
In a gathering of 30 guests, the average age of each guest in the class is 21 years. Later, 4 more guests join the party, causing the average age of the...
In an examination, the average marks obtained by the students is 75. After correcting the quantitative mistakes, the average of 100 students is reduced ...
The average age of A and B is 3 years more than the average age of A and C. If B’s current age is 4/3 times A’s age, and C is 2 years older than A, ...
- What is the average of the squares of the first 11 natural numbers?
- The monthly incomes of P, Q and R are in the ratio 6:9:10, and their average income is Rs. 12,500. If P, Q and R spend 60%, 50% and 40% of their respective...
The average weight of 16 people in a group is 75 kg. If the heaviest person who weighs 95 kg is replaced by a new person, and the average weight of the ...
- Given that the average of 21, 38, 62, 53, 35, and 'x' is 48, what is the value of 'x²'?
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