Question
What will be the difference between the sale price (in
₹) of a book with a marked price ₹1,500 under the following discount schemes? (i) Two successive discounts of 20% each (ii) Two successive discounts of 30% and 10%Solution
Marked Price (MP) = 1500 Scheme (i): 20% and 20% Sale price = 1500 × 0.8 × 0.8 = 1500 × 0.64 = 960 Scheme (ii): 30% and 10% Sale price = 1500 × 0.7 × 0.9 = 1500 × 0.63 = 945 Difference between sale prices = 960 − 945 = 15
- Four years ago, the ratio of ages of 'P' and 'Q' was 5:6. Six years from now, their ages will be in the ratio 7:8. Find the present age of 'Z' who is 4 yea...
- Three years ago, the ratio of ages of 'S' and 'T' was 7:8. Seven years from today, their ages will be in the ratio 9:10. What is the present age of 'R', wh...
A is five times as old as B. C was twice-as old as A six years ago. In six years' time, A will be 31. Find the sum of the present ages of B and C.
Ratio between the age of Varsha, 8 years ago from now and age of Nidhi, 6 years hence from now, will be 9:16, respectively.
Age of Priya, 3 years...6 years ago from now, Arjun said to Rohit, my age is thrice your age. 9 years hence from now, Rohit said to Arjun, my age is 50% less than yours. Find ...
The average age of 26 smdents in a class is 15 years. If teacher's age is included in it, then the average will increase by one. What is the teacher's a...
The current ages of 'Pankaj' and 'Ranjan' are in the ratio of 2:5. If Ranjan's age 13 years from now will be six times Pankaj's age 6 years prior to now...
The ratio of age of ‘M’ 8 years ago to the age of ‘N’ 2 years hence from now is 1 : 2. If the sum of their present ages is 50 years, then find t...
A trader bought an article for Rs. 1200 and marked it 25% above of its cost price. If he sold it after giving a discount of Rs. 60 then find the profit ...
5years ago, the ages of 'Arunita' and 'Bhasker' were in the ratio 2:3. 5years from now, the age of 'Arunita' will be 25% less than that of 'Bhasker'. De...
Relevant for Exams:
