The simplest form of 21:28 is 3:4. you just divide both numbers by the greatest common factor.
Answer:
Place both coordinates for the first question on a graph and draw a line. The answer is the coordinate that falls on that line.
Step-by-step explanation:
Answer:
d
Step-by-step explanation:
in ''d)'', all the numbers are irrational
Answer:
x = 7
Step-by-step explanation:
the 2 is doubled so the 3.5 has to be doubled as well