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How many numbers betwewn 2222 to 3333 are divisible by 7 |
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Answer» Answer: 159 numbers betwewn 2222 to 3333 are divisible by 7 Step-by-step explanation: First no divisible by 7 between 2222 to 3333 is 2226 So the no will be 2226,2233,..... when we divide by 7 the remainder=1 so the last no=3333-1=3332 Hence an Ap is FORMED where a=2226,d=7,an=3332, N=? we KNOW that an=a+(n-1)7 3332=2226+(n-1)7 7(n-1)=3332-2226 =1106 n-1=1106/7=158 n=158+1 =159 |
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