A person has Rs 100/- in his pocket, he can as 25 pencils or 15books.He kept 15% of the money for travelling expenses and purchased 5 pencils.So how many books he can purchase with the remaining money. a) 4 b) 3 c) 5 d)none
A square plot of some size , at four corners equal squares of some size are cut and is formed as open box. If this open box carries 128ml of oil. What is the size of the plate i.e. side a.17 b.14 c.13 d.none
Answer is d) None.
traveling expenses=Rs 15
cost of 1 pencil=Rs 4
cost of 5 pencils=Rs 20
Money left =100-(15+20)= 65
Now, as in Rs 100 we can have 15 books
in Re 1, we can have 15/100 books
in the money left i.e 65 Rs we can have 15/100*65= 9.75
So person can buy 9 books and rest of the money he can keep with himself