if price of t.v set is reduced by 10%, then its sale increases by 85%, find net effect on sale value  Choose the correct choice from the following choices
A) 44 B) 45 C) 46 D) 67 E) 48
- a + b + ((-a)(b)/100)   = -10+85+(-10*85)/100   = -10+85-8.5   =67   ANSWER:67
<result>D</result>
if price of t.v set is reduced by 10%, then its sale increases by 85%, find net effect on sale value