Answer:
The answer is D.
Sum means addition. So, you would be adding a and b. Remember this; a - b = difference, a * b = product, a ÷ b = quotient, and a + b = sum. Good luck!
Answer:
d) 330
Step-by-step explanation:
The number of ways can a dance instructor send 4 of her 11 students to summer dance program is C(11 , 4)
That is
ways
by using formula 
now simplification

= 
after cancelling 7! and on simplification
= 
after cancellation we get 330 ways
The number of ways can a dance instructor send 4 of her 11 students to summer dance program is 330
Answer:
The answer I got was 15 3/4 ft 2
Answer:
8 feet and 3 inches
Step-by-step explanation:
You need to divide 99 by 12
Answer:
-5/2
Step-by-step explanation:
7=intersect of y
-5/2=Slope