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Let the time taken by ‘B’ be ‘10x’ days So, time taken by ‘A’ = 10x × 1.3 = ‘13x’ days Ratio of time taken by ‘A’ and ‘B’ respectively = 13:10 So, ratio of efficiencies of ‘A’ and ‘B’ = 10:13 Therefore, share of ‘A’ = 11500 × (10/23) = Rs. 5,000 Hence, option d.
In an examination, the average marks obtained by the students is 40. After correcting the quantitative mistakes, the average of 50 students is reduced t...
The average income of a group of 30 freelancers is Rs. 500. If 3 freelancers earning an average of Rs. 550 leave the group and 1 freelancer earning Rs. ...
Average run scored by a batsman in first ‘x’ matches is 20. In next 5 matches he scored runs with an average of 60 so that his overall average incre...
In an examination, the average marks obtained by the students is 75. After correcting the quantitative mistakes, the average of 100 students is reduced ...
Average weight of 15 nurses is 50 kg. If the weight of one more nurse is included, then average weight is increased by 1 kg. Find the weight of the newl...
In an examination the average marks of Rohit is 62. If he got 19 more marks in science and 26 more marks in maths then his average would have been 67. F...
The average mark obtained by 110 candidates in a certain examination is 45. If the average marks of passed candidates are 50 and that of the failed cand...
Consider six consecutive odd numbers whose average is 34. If the highest number from this set is removed, what will be the average of the remaining five...
The average age of a group of 20 students is 40 years. Two persons of age 44 years and 33 years, left the group and 2 persons of age 45 years and...
Determine the value of a − b given that a + 3b = 18a and 3a + b = 30 .
