how many numbers between 200 and 600 is divisible by 14
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6
Total no.(s) b/w 200 &600 =400
No. divisible by 14 b/w 200&600 are 210,224,238...588.
Total no. b/w 200&600 divisible by 14 are
588 = 210 +(n-1)14
378=14n-14
392=14n
=> n=28
No. divisible by 14 b/w 200&600 are 210,224,238...588.
Total no. b/w 200&600 divisible by 14 are
588 = 210 +(n-1)14
378=14n-14
392=14n
=> n=28
Answered by
6
first no. divisible by 14 = 210
last no.(An) = 588
now (An) = A +(n-1)D
588 = 210 +(n-1)14
378 = 14n - 14
392 = 14n
n = 28
last no.(An) = 588
now (An) = A +(n-1)D
588 = 210 +(n-1)14
378 = 14n - 14
392 = 14n
n = 28
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