Question

If 1 person earns 1 paise in 1 second, then in how much time he will earn 90 rupees​

Answer 1

Answer:

$\huge\underline\bold\blue{AnswEr✓} \\ he \: earns \: 1 \: paise \: in \: 1 \: sec ond\\ 1 \: rupee \: = 100 \: paise \\ he \: earns \: 1 \: rupee \: in \: 100 \: seconds \\ he \: earns \: 90 \: rupees \: in \: 100 \times 90 \\ = 90000 \: seconds \\ = (90000 \div 60)minutes = 1500 \: minutes \\ = (1500 \div 60)hours = 25 \: hours$