TCS Company Numerical Ability Time and Work

aptitude and logic reasaning

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concentrate
9 years agoHelpfull: Yes(1) No(0)

B..........C
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TCS Other Question

If (2^32 + 1 ) is completely divisible by whole number.. which of the number will completely divisible by this number ??
A) ( 2^16 + 1)
B) ( 2^16 -1)
C) 7 * 2^33
D) (2^96 + 1)
A can complete a job in 16days.He started the work and after 4 days B joined him. They completed the job in 4 more days.Find the number of days in which B alone can complete it.