Kavi had a stock of 600 bags in his bookshop. He sold 25 on Monday, 70 on Tuesday, 100 on Wednesday, 110 on Thursday and 145 on Friday. What percentage of the bags were not sold?
Answers.
A) 10%	B) 25%	C) 64%	D) 42%	E) 17%
Let N be the total number of bags sold. Hence   N = 25 + 70 + 100 +110 + 145= 
<gadget id="calculator">25 + 70 + 100 +110 + 145</gadget>
<output>450</output>
450   Let M be the bags NOT sold   M= 600 - N = 600 - 450= 
<gadget id="calculator">600 - 450</gadget>
<output>150</output>
150   Percentage   25%ags not sold / total number of bags= 150/600= 
<gadget id="calculator">150/600</gadget>
<output>1/4 = around 0.25</output>
0.25= 25%   correct answer 25%
<result>B</result>
Kavi had a stock of 600 bags in his bookshop. He sold 25 on Monday, 70 on Tuesday, 100 on Wednesday, 110 on Thursday and 145 on Friday. What percentage of the bags were not sold?