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120 lessons,
20h 16m
Number System (Divisibility rule - 3) (in Hindi)
5,028 plays

Number System (Divisibility rule - 3) (in Hindi)

Bharat Gupta is teaching live on Unacademy Plus

Bharat Gupta
Engineer by degree Mathematician by Heart. Having 22 years of teaching experience. More than 20000 students selected.

Unacademy user
Sir, how can we take z-x=7? coz remainder of 99/7 and value of (z-x) should be divisible by 7? I couldn't get.
997 is not divisible by 7... It is devisible by 994
Sir, at 8.01 minute .....please explain 1y8 < A < 2y9 ye value kese aayi
a year ago
its like xyz(min value)<a<xyz (max value)
Vimarsh Singh
a year ago
see video again by pausing at 7.35
sir in first question the can be 3 also bcoz 10-3 = 7 and it makes the soln 7*25 that itself says that it is divisible by 7
Milan Sharma
2 months ago
725 is not divisible by 7 so 3 is not possible
sir jb number 108 se chhota ho h nhi skta to option b kese true hua
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