How many three digit numbers are there, which leave a remainder 3 on division by 7 ?
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Answer:
128
Step-by-step explanation:
last 3 digit number is 1000 so 1000/7 you got 142 and reminder 6. so 1 to 1000, have 142 number then 100 divided by 7 you got 14 and reminder 2. then just sub 142 and 14 you will got 128
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