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A survey of 1,0001,000 employees in a company revealed that 218218 like rock music, 366366 like...

A survey of 1,0001,000 employees in a company revealed that 218218 like rock music, 366366 like pop music, 117117 like jazz, 111111 like pop and rock music, 3939 like jazz and rock, 3838 like pop and jazz, and 1010 employees like all three.

a) How many employees do not like jazz, pop, or rock music?

b) How many employees like pop but not jazz?

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