A) Integers and d) rational numbers
it can't be natural because -13 is <1, can't be whole because it's <0 and it can't be irrational because it's rational (can be expressed as a fraction)
There were a total of 400 downloads of the 4.4MB and 690 downloads of the 2.7MB
Answer:
For example 
Step-by-step explanation:
A non-unit fraction is a fraction of which the numerator is not equal to one. Additionally, the question does not state to pick three different ones and thus you can pick any fraction that when multiplied by three (since you take three fractions together) add up to a whole number (I'm picking the whole number to be one here just to make it simple), where the numerator is not equal to one of course.
For example:
, because 3·
=
= 1
Infinitely many solutions can be found: for example 
Answer:
105km
Step-by-step explanation:
2.5/15=17.5/x (set up as a proportion)
2.5x=262.5 (cross multiply)
x=105 (Divide)
86 minutes because 1 hour is 60 minuts so add 60+29 and y ok u get 86