According to a survey, at least 70% of people like apples, at least 70% like bananas and at least 80% like cherries. What is the minimum percentage of people who like all three? Pick:
A) 15%
B) 20%
C) 25%
D) 0%
E) 35%
It seems that something is wrong with your answer options.   1) minimum applesbananas:   [XXXXXXXXXXXXXX------] - apples   [-----XXXXXXXXXXXXXXX] - bananas   mimimum ab = 70 - (100-70)= 
<gadget id="calculator">70 - (100-70)</gadget>
<output>40</output>
40%   2) minimum (applesbananas)cherries:   [XXXXXXXXX-----------] - applesbananas   [----XXXXXXXXXXXXXXXX] - cherries   mimimum ab= 40 - (100-80)= 
<gadget id="calculator">40 - (100-80)</gadget>
<output>20</output>
20%   20%
<result>B</result>
According to a survey, at least 70% of people like apples, at least 70% like bananas and at least 80% like cherries. What is the minimum percentage of people who like all three?