some two-lane rural roads in teas have a speed limit of 75 mi/h. Convert this speed to km/h. Round to the nearest whole number.

Question

I Don't understand Algebra. I don't understand why we need to know it.

Answer 1

75 mi/hr  x 1 km/0.621371mi  = 120.7 km/ hr  = 121 km.hr

 

Algebra is useful, beyond that, it will develop the reasoning and symbolic thinking that you will need to flourish in this world.  Don't waste any energy resisting as it is a required subject.