Question

90secound (1 ghante 40 minut ) ka kitana % hai​

Answer 1

$</p><p>\blue{\underline {\underline {Answer \: - \:6.25\: percent. }}}$

$\frac{90 \: min}{14400 \: min} \times \: 100\% = 6.25\%$

Answer 2

1 hr 40 min= 100min=6000seconds
90/6000*100
=1.5%