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CBSE Class 10 Answered

3 अंको वाली कितनी संख्या 7से विभाजित है
Asked by Sk7790707 | 27 Sep, 2018, 10:23: PM
answered-by-expert Expert Answer
3 digit numbers divisible by 7 are
105, 112,......,994
a = 105, tn = 994 and d = 7
tn = 994
a + (n - 1)d = 994
105 + (n - 1) × 7 = 994
Solving this we get n = 128
Answered by Sneha shidid | 28 Sep, 2018, 09:53: AM

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