There are 9,000 markers in total
750 x 12 = 9,000
Answer:
-20=0
Step-by-step explanation:
Answer: The derivative of the function
is
.
Step-by-step explanation:
We know that the derivative of
with respect to x is given by :
(1)
The given function is 
Differential both sides with respect to x , we get

( Using (1))
Therefore , the derivative of the function
is
.
Answer:
60
Step-by-step explanation:
6% of 250 = 15 = 250 * 0.06
30% of 250 = 75 = 250 * 0.7
75-15=60