MATH DOSE 3

1. After allowing the discount of 10% an article is sold on rupees 360. If discount is not given then     find he make profit of 25% find the cost price of an article. (Answer 320)

2. If the ratio of income of A and B is 2:3 and their expenditure is 1:2. If the 90% B expenditure is  equal to Income of A Find the ratio of saving of A and B. (Answer 8:7)

3. A person sold an article at loss of 8%. If is sold the article at gain of 10.5% he receive 37 rupees   more find the cost price of the article. (Answer 200)

4. There are 90 student in a class in which 70% from village A and rest form Village B. If the     average  score of student of village B 20% more than village A. If the average score of all student of school is 53.  Find the average score of village B.  (Answer 60)

5. If 30 people take 10 day and work 8 hour daily and complete the work. In how many days 40 people complete the work if he works 6 hour daily. (10 days)

6.  If eight digit number 342x18y6 is divisible by 72.  What is value of √ (9x+y) choose the highest     value of y. (Answer 6)