How many ton unit required to cool 2300 square feet?

Which three chords make up the basic 12-bar blues progression? What is the greatest common factor of 60 80 and 120? Is the number 112 a prime or composite nmber? What is 10 percent of 1000000000? What is 10.4 rounded to the nearest whole? How many square meters in 5000 square feet? How do you write 5.60 in decimals equivalent? What is19 hundredths of 800? What is 80 plus 9? What is the Percent of 0.3? How much do plumbers pay hourly? Is 9 a factor 4788? What can 151 be divided by? What is 30 percent off of 80 dollars? How many prime numbers are there between 21 and 72? If you make 43600 annually how much do you make per hour? What are the prime factors for 340? All the factors of 78? What is the gratuity of 15 percent of 500? What is 1.0348m rounded to 4 significant numbers?