Latest TCS Aptitude Question SOLUTION: How many 4s are present between 1 to 100 ?

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How many 4s are present between 1 to 100 ?

Asked In TCS Nandita Pandey (12 years ago)

Unsolved Read Solution (6)

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kunal shastry  (12 years ago)

ans is 20
4,14,24,34,40,41,42,43,44(two 4's),45,46,47,48,49,54,64,74,84,94

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kaushal kukreja  (12 years ago)

20
count all 4s present in numbers...

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Kavitha N  (7 years ago)

no of 4's present from 1 to 10=1
no of 4's present from 11 to 20=1
no of 4's present from 21 to 30=1
no of 4's present from 31 to 40=2
no of 4's present from 41to 50=10
no of 4's present from 51 to 60=1
no of 4's present from 61 to 70=1
no of 4's present from 71 to 80=1
no of 4's present from 81 to 90=1
no of 4's present from 91 to 100=1
therefore totally=20

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AKSHANSH MISHRA  (7 years ago)

Number of times a particular digit (EXCEPT 0) appears in certain range :-
From 1-9, 1 time
From 1-99, 20 times
From 1-999, 300 times
From 1-9999, 4000 times

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nandhini  (7 years ago)

No of 4's in 1- 10= 1
11-20=1
21-300=1
31-40=2
40-50=10
51-60=1
61-70=1
71-80=1
81-90=1
91-100=1
Total = 20

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MADHUBALA  (7 years ago)

1to100=4,14,24,34,40,41,42,43,44,45,46,47,48,49,54,64,74,84,94
ans:20

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