in 1998 the profits of company n were 10 percent of revenues. in 1999, the revenues of company n fell by 20 percent, but profits were 10 percent of revenues. the profits in 1999 were what percent of the profits in 1998?
Answers
A) 80 %
B) 105 %
C) 120 %
D) 124.2 %
E) 138 %
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">(4/5) * (1/10)</gadget>
<output>2/25 = around 0.08</output>

<gadget id="calculator">(2/25) / (1/10)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">(4/5) * 100</gadget>
<output>80</output>

<result>A</result>
in 1998 the profits of company n were 10 percent of revenues. in 1999, the revenues of company n fell by 20 percent, but profits were 10 percent of revenues. the profits in 1999 were what percent of the profits in 1998?
multiply(divide(multiply(subtract(const_1, divide(20, const_100)), divide(10, const_100)), divide(10, const_100)), const_100)
"0,08 r = x / 100 * 0.1 r answer a"