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Question
How many numbers are there from 1 to 1000 which when successively divided by 5, 6, 7 give remainders 2,4,5.
Options:
A .  1
B .  3
C .  4
D .  6
E .  5
Answer: Option C
:
C
option c
The first number in this AP can be found as given above
How Many Numbers Are There From 1 To 1000 Which When Success...
The first term = ((((5*6) +4)*5) + 2
Common difference = 5*6*7=210
General form of the AP is therefore 172+210k,
So the numbers will be 172, 382,592 and 802

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