Question

8 miles is approximately equal to 6 km. How many km are equal to 28 miles? How many miles are equal to 42 km?

Answer 1

8 miles----6km
28miles------??? let it be x

by cross multiplication

x=28×6/8
x=21km

b).8 miles -------6km

xmiles ------42 km

by cross multiplication x×6=42×8

x=56miles


I hope this will help u :)