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Which is the first or oldest church of the world?
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x + 3 = ( (16 * x ) + 87 ) / 17
Solving above x = 36
The average after 17th innings is x + 3 = 39
Let X be the average after 16th innings
Then we can write the following equation:
(X x 16 + 87) / 17 = X + 3 ; X = 36
Then the average after the 17th winning is 36 + 3 = 39
In a cricket match the average number of runs per over in the first 20 overs was three.
After a further 30 overs the average number of runs rose to seven.
What was the average number of runs in the last 30 overs only?
A batsman in his 18th innings makes a score of 150 runs and there by increasing his Average by 6. What will be the average after 18th innings?
In an assessment the first 17 people scored an average of three points each. After a further 30 people had taken the assessment the average score rose to nine points each. What was the average number of points scored by the last 30 people only?
A library has an average of 510 visitors on Sundays and 240 on other days.
What is the average number of visitors per day in a month of 30 days beginning with a Sunday?
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