Question

after a 20% hike,the cost of a refrigerator is Rs 15,300.what was the original price of refigerator​

Answer 1

Answer:

let the original price of the refrigerator be r ruppes X.

then,

according to question,

x+20/100 of X = 15,300

= x+20/100*x = 15,300

= x+x/5 =15,300

= 5x+x/5 =15,300

=5x+x/5 =15,300

= 6x/5=15,300

= x= 15,300 *5/6

= x=15,300*5/6

=X = 12,750

hence, the original price of the refrigerator be ruppes 12,750