1.) 75 x .62 = 46.5 I multiplied by .62 because the kph to mph ratio is 1:.62
2.) 20 x 1.6 = 32 I multiplied by 1.6 because that's how many km are in a mile.
I’m not sure about the answer but you can use this app to help out called Socratic have good day
Yes it is add a zero to it as the tenth powers increases
1. Make a circle in the middle and divide 360 by 15 = 24
2. B) 156
3. A) 24
4. C) 2340
5. D) 360