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In a city 20 percent of the population t...

In a city 20 percent of the population travels by car, 50 percent travels by bus and 10 percent travels by both car and bus. Then persons travelling by car or bus is

A

80 percent

B

40 percent

C

60 percent

D

70 percent

Text Solution

Verified by Experts

The correct Answer is:
C
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NEW JOYTHI PUBLICATION-SETS-QUESTIONS FROM COMPETITIVE EXAMS
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  2. In a city 20 percent of the population travels by car, 50 percent trav...

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  7. If N(a)={an:ninN}, then N(5)capN(7)= (Here N is the set of natural n...

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  8. Two finite sets have m and n elements respectively. The total number o...

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  9. The number of elements in the set {(a,b):2a^(2)+3b^(2)=35, a,binZ}, wh...

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  10. Let A={1,2,3,4}, B={2,4,6}. Then the number of sets C such that AcapBs...

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  11. Let X and Y be the sets of all positive divisors of 400 and 1000 respe...

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  12. In a certain town 25% families own a cell phone, 15% families own a sc...

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  13. Two finite sets A and B have m and n elements respectively. If the tot...

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  14. The shaded region in the figure represents

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  15. If n(A)=8 and n(AcapB)=2, then n((AcapB)'capA) is equal to

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  16. If the set A contains 5 elements, then the number of elements in the p...

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  17. If n(A)=1000, n(B)=500 and if n(AcapB)ge1 and n(AcupB)=p, then

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  18. If n(A)=43, n(B)=51 and n(AcupB)=75, then n((A-B)cup(B-A))=

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  19. If A and B are non-empty sets such that AsupB, then

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  20. Let X={1,2,3,.......,10} and A={1,2,3,4,5}. Then the number of subsets...

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