How many two-digit numbers have the property of being equal to 7 times the sum of their digits?
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Answered by
2
ATQ, all such number will be multiple of 7 between 10 and 100.
So, lets list out all those numbers : 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98
The numbers which follow the given conditions are 21, 42, 63 and 84. Thus there are 4 such numbers.
So, lets list out all those numbers : 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98
The numbers which follow the given conditions are 21, 42, 63 and 84. Thus there are 4 such numbers.
Answered by
0
There are infinite numbers.
Anonymous:
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