Miscellaneous Company Exam Company Numerical Ability

A person climbs up to a pole of 88 m high. In every min he climbs 12 m but slips down 8 m...how much time will he take to reach d top????

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Miscellaneous Company Exam Other Question

int a;
printf("%un", (int)(&a+1)-(int)(&a));
it prints sizeof(a)=4;
but i can't understand ,pls can any one explain this.
Two candles and a match box is given, each burning for 1 hr, how to measure 30 minutes.