Last week John spent 10 percent of his wages on recreation. This week, his wages are 10 percent less than last weekʼs wages and he spent 40 percent of his wages on recreation. The amount he spends on recreation this week is what percent of the amount he spent on recreation last week Choose the correct choice from the following choices
A) 180% B) 360% C) 200% D) 220% E) 250%
Say John's wages last week were $100, so he spent  0.10*100= 
<gadget id="calculator"> 0.10*100</gadget>
<output>10</output>
$10 on recreation;   This week's wages is 0.90*100= 
<gadget id="calculator">0.90*100</gadget>
<output>90</output>
$90, so he spends   0.4*90= 
<gadget id="calculator">  0.4*90</gadget>
<output>36</output>
$36 on recreation;   36/10= 
<gadget id="calculator">36/10</gadget>
<output>18/5 = around 3.6</output>
3.60, hence the amount he spends on recreation this week is 360% of the amount he spent on recreation last week:   10*3.6= 
<gadget id="calculator">  10*3.6</gadget>
<output>36</output>
36   Answer: 360%
<result>B</result>
Last week John spent 10 percent of his wages on recreation. This week, his wages are 10 percent less than last weekʼs wages and he spent 40 percent of his wages on recreation. The amount he spends on recreation this week is what percent of the amount he spent on recreation last week