Question
A shopkeeper sold three types of items A, B and C. He
sold items A and B in the ratio of 16:21, while sold items C and A in the ratio of  5:8. The price of each item C is Rs. 16 and each item B is Rs. 9. The total revenue earned from selling all the item C is Rs. 145 less than the total revenue earned from selling all the items B. Find the number of items A sold by the shopkeeper.Solution
Let, number of item A and number of item B sold by shopkeeper be ‘16a’ and ‘21a, respectively. Number of item C sold by shopkeeper = (5/8) × 16a = 10a So, 21a × 9 – 10a × 16 = 145 189a – 160a = 145 29a = 145 a = 5 Number of item A sold by shopkeeper = 16a = 80
What is the position of P with respect to her sister?
Who among the following are immediate neighbours of H?
Who sits between A and D?
Who among the following sits fourth to the right of P?
How many persons sitting between I and H?
How is O related to K?
Whose income is the second highest?
If all the persons are made to sit in alphabetical order in a clockwise direction with respect to A, then how many persons remain unchanged in their po...
Who among the following is an immediate neighbor of B?
How many girls are sitting between the one who uses Acer laptop and Geet in anticlockwise direction from the one who uses Acer laptop ?
Relevant for Exams:
