Question
In a code language, REACTS is written as AERSTC. How
will PERSON be written as in that language?Solution
In the Board exams, the average marks scored by 20 students is 55. But while calculating, marks of 2 students were wrongly entered as 43 and 60 in place...
Average run scored by a batsman in 60 innings is 180. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases...
A group of people contains men, women, and children. If 40% of them are men, 35% are women, and the rest are children, and their average weights are 70 ...
The average number of books on history, polity and geography in a library is 144, and the average number of books on history and geography is 140. If th...
There are three distinct numbers ‘a’, ‘b’ and ‘c’. If, a = 150, (a + b) = 450 and (c – b) = 60, then find the average of a, b and c.
...- The average of three numbers is 66. When three more numbers are included, the average increases by 6. Find the average of the numbers included.
The average cost of 4 chairs is Rs. 11000. The average cost decrease by 15% when one more chair is included. What is the cost price of the 5th
- What is the average of the squares of the first 25 natural numbers?
The average cost of 3 chairs is Rs. 8000. The average cost decrease by 20% when one more chair is included. What is the cost price of the 4th...
If a:b:c = 3:4:6, and (5a + 3c) = 132, then find the value of '3b'.
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