if price of t.v set is reduced by 22%, then its sale increases by 86%, find net effect on sale value Answers
A) 44
B) 45
C) 46
D) 47
E) 48
- a + b + ((-a)(b)/100)   = -22+86+(-22*86)/100   = -22+86-19= 
<gadget id="calculator">-22+86-19</gadget>
<output>45</output>
45   ANSWER:45
<result>B</result>
if price of t.v set is reduced by 22%, then its sale increases by 86%, find net effect on sale value