15 per 4 × 5 per 8: 15 per 100 pake cara ya

15 per 4 × 5 per 8: 15 per 100 pake cara ya

$frac{15}{4} times frac{5}{8} div frac{15}{100}$

$= frac{15}{4} times frac{5}{8} times frac{100}{15}$

$= frac{5}{8} times 25$

$= frac{125}{8}$

$= 15frac{5}{8}$

=15/4 x 5/8 : 15/100

=75/32 : 15/100

= 75/32 x 100/15

= 7500/480

=250/16

=15 10/16