Question
Each even digit in the number 789345 is replaced by the
next higher digit and each odd digit is replaced by the previous lower digit and the digits obtained are rearranged in ascending order. Which of the following will be the third from the left end after the rearrangement?Solution
Given number- 7 8 9 3 4 5
After change - 6 9 8 2 5 4 2 4 5 6 8 9
In a tournament, the average score of eight batsmen in the Chennai team is 80. If the highest three scores are not considered, th...
The average of five even numbers is 66. If we replace two of these even numbers, 84 and 92, with a single even number X, the new average decreases by 4....
The average mark obtained by 160 candidates in a certain examination is 55. If the average marks of passed candidates are 60 and that of the failed cand...
If the average of 38, 49, 42, and 'b' is 50, then find the value of '2b'.
- The average height of 30 boys is 165 cm and the average height of another group of 25 boys is 172 cm. What is the average height (in cm) of all the boys to...
- Rs. 4200 was divided between 'P', 'Q', 'R', and 'S' in the ratio 4:6:3:7, respectively. Later, 'Q' gave an amount that equals 60% of the average amount rec...
The average of three distinct numbers is 124. The average of the smallest and the largest of these numbers is also 124, with the smallest number being 2...
The average value of the property of Anil, Sunil, and Vinay is Rs. 90 lacs. The value of the property of Anil is Rs. 30 lacs less than the value of the ...
Average weight of a team of 13 persons is 33 kg. When one more person joins the team, the average weight of the team increases by 4 kg. Find the weight ...
Given a set of 25 numbers, the overall average is 60. The first 11 numbers in this set have an average of 48, while the last 15 numbers have an average ...
Relevant for Exams:
