Question

how can I solve it please help me

Answer 1

$\huge\red{HELLO\:MATE}$

$<b><u>No. of hrs in 1 day =24$

No. of hrs in 3 days =24×3=72hrs .

So the required % = 18/72×100=25%

Answer 2

no.of hours =18
...
...
Total no.of hours in 1 day = 24
......
Total hours in three days =3*24=72
......
percentage = 18/72*100
=100/4
=25%