No.
speed = distance/time = 1/160 = .00625 miles per second there are 3600 seconds in one hour, so this is .00625 x 3600 = 22.5 miles per hour
Length x width x depth in inches. Then x .00625 = tons
Irrational. Irrational. Irrational. Irrational.
It is irrational.
Rational
Such a sum is always irrational.
If it says "negative irrational", then obviously it is irrational.
No
The square root of 94 is an irrational number
irrational
yes
Yes. The sum of two irrational numbers can be rational, or irrational.