RRB Paramedical Staff Nurse Model Paper 10

Question : 47 of 100

Marks: +1, -0

A man bought a watch at 25% discount on the original price. He got Rs.40 more than the original price by selling it at 140% of the price at which he bought. The price of buying the watch was:

Rs.900
Rs. 600
Rs. 800
Rs. 700

Validate

Solution:

Let original price be Rs. x
C.P. = Rs. 0.75
According to question

0.75×140100=x+40

⇒1.05x=x+40

⇒x=800

The price of buying the watch

= 800 ×0.75

=\Rs.600

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