1. Different websites offer the same phone at different prices. A Rs. 15,000 mobile phone is available at of its marked price on Website A. Website A gives an additional discount equivalent to of the phone price at check out. Website B 5 10 offers the same mobile phone model at of its price with no further discount at checkout. a) At what price is the mobile phone offered by Website A? b) At what fraction of the original price is the phone available at check out on Website A? 3 5 A)- 10 7 B) / 10 C). 15 D) 4 50​