The quotient when 75 – 57 is divided by 9 is :
4
2
9
none of these
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According to the property, when ab - ba is divided by 9, the quotient = a - b.
So, when 75 - 57 is divided by 9, the quotient = 7 - 5 = 2.
Hence, option 2 is the correct option.
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The quotient, when the sum of 68 and 86 is divided by 14, is :
5
10
11
The quotient, when difference of the number 53 and the number obtained on reversing its digits is divided by 2 :
8
3
18