if price of t.v set is reduced by 20%, then its sale increases by 80%, find net effect on sale value
Choose the correct choice from the following choices.
A) 44 B) 45 C) 46 D) 47 E) 48
- a + b + ((-a)(b)/100)   = -20+80+(-20*80)/100   = -20+80-16= 
<gadget id="calculator">-20+80-16</gadget>
<output>44</output>
44   44NSWER:44
<result>A</result>
if price of t.v set is reduced by 20%, then its sale increases by 80%, find net effect on sale value