Greatest common factor (GCF) of 12 and 21 is 3. We will now calculate the prime factors of 12 and 21, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 12 and 21.

7 0

3 years ago

A bookkeeper records a positive number to show when a sale is made at a store and a negative

fenix001 [56]

Answer:

-19.42

Step-by-step explanation:

It's a charge, so they'll be negative. It's four different charges so they'll stack like this.

4 0

3 years ago

the circumference of a circular hot tub in a hotel is 56.5 yards.what is the diameter of the hot tub?

babunello [35]

$c = 2\pi \times r$
$56.5 = 2\pi \times r \\ \\ r = \frac{56.5}{2\pi}$
now multiply the radius you get with 2 and you get your diameter

4 0

3 years ago

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