1) 92.5% of 550=?
a)506.45 b)521.65 c)518.55 d)508.75
2)464/(16*2.32)=?
a)12.5 b)14.5 c)10.5 d)8.5
3) the owner of an electronics shop charges his customer 22% more than the cost price. if a customer paid RUPEES 1098 for a dvd player then what was the cost price of the dvd player?
a)8000 b)8800 c)9500 d)9200 e) none of these