How many three 5 digit are divisible by 5--------A.P
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A.P=100,105,110,………..,995
Therefore,a=100
d=5
a+(n-1)d=995
100+(n-1)(5)=995
(n-1)(5)=895
(n-1)=179
n=180
Therefore ,there are 180 three digit numbers which are divisible by 5
avishkarkamble1814:
How you have taken the ap 100
100,105,110 ,995
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