Question

tanmay spends 2 upon 7 of his time in reading story books and 3 upon 14 playing football and rest of the time watching T. V. How much time is spent for watching T. V?

Answer 1

2/7+3/14+x=1
4/14+3/14+X=1
7/14+X=1
X=1-7/14
X=7/14
x=1/2
so he spends 7/14=1/2of his total time in watching tv