Let the cost price of a pen be x, then the cost price of a book is 2x And the Selling price of the pen and the book be a and b respectively Now according to the Question, Cost price of 20 pen = 20x and the profit = 6b Profit % = 6b/20x ×100 = 30b/x Similarly, Cost price of 20 books = 40x and the loss = 8a Loss % = 8a/40x × 100 = 20a/x Since the numerical values are equal ∴ 30b/x = 20a/x a/b = 3/2 The required ratio is 3:2
P@Q’ means ‘P is brother of Q’. ‘P#Q’ means ‘P is sister of Q’. ‘P%Q’ means ‘P is married to Q’. ‘P!Q’ means ‘P is mother of...
Select the option in which the numbers share the same relationship as that shared by the given pair of numbers.
76 : 171
Pointing to a man in a photograph, Anitha said, "His mother’s only’ daughter is my mother.' How is Anitha related to that man?
Ravi's father Mahesh has a brother Mukesh who has a daughter Chavi. Vinayak is Chavi's brother. How is Vinayak related to Mahesh's mother?
Arsh is Shivam's father and Dhruv is the son of Bimla. Eshwar is the father of Arsh. If Shivam is the brother of Dhruv, how is Bimla related to Eshwar?
Amit is the brother of Sonia. Jyoti is the sister of Nikita. Sonia is the daughter of Satish’s father. Nikita is the daughter of Kavinder. Jyoti i...
'A + B' means 'A is the father of B'. 'A = B' means 'A is the son of B'. 'A ÷ B' means 'A is the daughter of B'. 'A X B' means 'A is married to B'. In ...
Select the option in which the numbers shares the same relationship as that shared by the given pair of numbers.
(73, 78, 93)
Select the option in which the words share the same relationship as that shared by the given pair of words.
Lotus : Flower
If (A @ B) means A is son of B, (A & B) means A is mother of B, (A # B) means A is father of B, (A $ B) means A is sister of B. If H @ I & J # K $ L @ M...
