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let the price of one pencil = x and the price of one pen = y ATQ- 2x + 3y = 55 .... (1) 7x +2y = 65 ......(2)  Eq (1) multiplied by 2 and eq (2) multiplied by 3. 4x +6y = 110 21x +6y =195 17x = 85 x = 5 put the value of x in eq (1) y =15 now price of 2 pencils + 1 pens =2 × 15+5= 35
A’s mother is the mother – in – law of father of C. C is brother of B while A is father of M. How is A related to C?
If V is married to M then how is V related to the daughter of H?
Pointing to a boy, Priyanka said, "He is my husband's only daughter's father's
father-in- law's son's son". How the father of the boy related to Priyanka?
If P+Q means ‘P is the daughter of Q’, P-Q means ‘P is the wife of Q’, P×Q means ‘P is the father of Q’, P÷Q means ‘P is the son of Qâ€...
How is I related to the sibling of E?
Who among the following person is the mother of D?
Who is the brother of F?
How is X related to Z?
How is uncle of S related to N?
How is F related to D?
