The price of a radio was increased by 25 percent. The new price was then increased by 40 percent. A single increase of what percent is equivalent to these two successive increases? Choose the correct option
A) 80%
B) 75%
C) 65%
D) 50%
E) 45%
consider base price - $100   25% increase = 1.25*100= 
<gadget id="calculator">1.25*100</gadget>
<output>125</output>
$125   another 40% increase on new price= 1.4* 125= 
<gadget id="calculator">1.4* 125</gadget>
<output>175</output>
$175   so final price of radio - $175   therefore a 75% increase   correct option - 75%
<result>B</result>
The price of a radio was increased by 25 percent. The new price was then increased by 40 percent. A single increase of what percent is equivalent to these two successive increases?