Question

if a man walk 17 km in 5 hour's how long would he take to walk 20.4 km

Answer 1

$20.4 \times 5 \div 17 = 6hours$

Answer 2

heya...

here is your answer....

17 km ............ 5 hours

20.4 km ........ ?

cross multiplication...

20.4*5/17

102/17

6 hour's.

it may help you...