The answer is the first one
Comment if you need a better explanation :)
Answer:
Step-by-step explanation:
A = l*w
13.5 * 10.67 = 144.045 or 144
Hope that helps!
Answer:
0.25
Step-by-step explanation:
Average means 
According to the formula, each student in Mr. Goldwasser's class read

books on average, and each student in Mr. Welch's class read

books on average.
Therefore, the answer will be

Answer:
Step-by-step explanation:

That number is the ratio of 578,778,777 to 100,000,000 , so it's rational.
Here's a surprising factoid:
ANY number that you can completely write down on paper with digits...
and a decimal point or a fraction bar if you need them ... is rational.
If you can write it down ... without saying "repeating" or using symbols ...
it's rational.