The increase is D: 50% because the 1 in the parentheses stands for the 20 that was already there, with the .5 being the amount that’s actually being increased. 0.5 translates to 50%, so the answer is D.
Answer:
-4
Step-by-step explanation:
Answer:
Yes it is a rational number
Step-by-step explanation:
Rational numbers include positive, negative numbers and 0 that can be ritten as ratio.
