Question
If we add one to all the even digits of the number
"85933376854" and then arrange them in descending order from the right end. Then what is the sum of last four digits from the right end after the rearrangement?Solution
8Â Â Â Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â Â Â Â Â Â Â 9Â Â Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 7Â Â Â Â Â Â Â Â Â Â Â Â Â 6Â Â Â Â Â Â Â Â Â Â Â Â Â 8Â Â Â Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â Â Â Â Â Â Â 4 9Â Â Â Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â Â Â Â Â Â Â 9Â Â Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 7Â Â Â Â Â Â Â Â Â Â Â Â Â 7Â Â Â Â Â Â Â Â Â Â Â Â Â 9Â Â Â Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â Â Â Â Â Â Â 5 9Â Â Â Â Â Â Â Â Â Â Â Â Â 9Â Â Â Â Â Â Â Â Â Â Â Â Â 9Â Â Â Â Â Â Â Â Â Â Â Â Â 7Â Â Â Â Â Â Â Â Â Â Â Â Â 7Â Â Â Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 3Â Â Â Â Â Â Â Â Â Â Â Â Â 3 Required sum = 5 + 3 + 3 + 3 = 14
- Out of 6000 participants in a conference in 2021, 70% were women and the rest were men. In 2022, the number of women increased by 30% while the number of m...
The population of the town is 10,000. If the male population increases by 5% and the female population by 10%, the population will become 10,700. How mu...
A shopkeeper sells two articles for Rs.3000 each. On one, he gains 25%, and on the other, he loses 20%. What is the overall percentage gain or loss?
In a village election between two candidates, the winner secured 54% of the total votes cast and won by a majority of 4000 votes. How many votes did the...
A factory produces 1200 units of product X in a day. The production rate of product Y is 25% more than that of product X. In the next 5 days, the factor...
P gave 60% of the amount he had to Q. Q gave 2/7th of that amount to R. After paying Rs.250 to the shopkeeper out of the amount he gets from ...
Suresh spends 30% of his monthly salary on travel, 40% of the leftover on food, and saves the remaining amount. If he saves Rs. 1680, find out how much ...
A certain number of students from school X appeared in an examination and 30% students failed. 150% more students than those from school X. appeared in ...
Rajesh spent 30% and 24% of his monthly salary on food and rent, respectively. Of the remaining amount, he gave 20% and 25% to his mother and brother, r...
Raman allocates his income in the following manner: 20% is spent on food. After food expenses, he uses 25% of the balance on rent. He spends one-fourth ...
Relevant for Exams:
