1. 20% decrease
2. 16% increase
Explaination:
Question 1.
30 inches to 24 inches is a decrease, because 24 is smaller than 30.
(30-24)/30 * 100%
= 6/30 * 100%
= 20%
Ans: 20% decrease
Question 2.
$126 to $150 is an increase, because 150 is larger than 126.
(150-126)/150 * 100%
= 24/150 * 100%
= 4/25 * 100%
= 16%
Ans: 16% increase
Answer:
The expression to this question is "
".
Step-by-step explanation:
Option D:
is the right answer
Step-by-step explanation:
Given polynomials are:

We have to find the sum of polynomials
So,

Combining like terms

Hence,
Option D:
is the right answer
Keywords: Polynomials, sum
Learn more about polynomials at:
#LearnwithBrainly
Answer:
about0.9165
Step-by-step explanation:
So we have 299790000, we want to have only one digit in front of the decimal, 2.9979x10^9
hope this helps :)