State electricity board gives 15% discount on electric bills

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State electricity board gives 15% discount on electric bills if it is paid before due date. One person gets Rs. 54 as discount. The amount of actual bill was :

1. Rs. 362
2. Rs. 359
3. Rs. 360
4. Rs. 361

Correct Option: C

Let the amount of actual bill be Rs. x.
According to the question,

x × 15	= 54
100

⇒ x =	54 × 100	= Rs. 360
	15