Answer:
B) 0.24
Step-by-step explanation:
As we plot the point on the best fit line for the concentration of 0.2 the absorbance level predicted should be 0.24.
Answer:
C. 437 mm^2
Step-by-step explanation:
Area = 1/2bh
A = 1/2(38*23)
A = 437
Answer:
8.0023x 10^4
Step-by-step explanation:
80023
to get to the first place number you have to move the decimal 4 times and if it looked like this .80023 it would be 10^-1 going down moving places back wards
Answer:
The price of an adult's ticket is $18.5 and price of a child's ticket is $11.
Step-by-step explanation:
We are given the following in the question:
Let x dollars be the cost of an adult's ticket and y dollars be the cost of a child's ticket.
The cost of three adults and two children tickets is $77.50
Thus, we can write the equation:

The cost of two adults and three children tickets is $70.00
Thus, we can write the equation:

Solving the two equations, we get

Thus, the price of an adult's ticket is $18.5 and price of a child's ticket is $11.
Answer:
Price of the hat = $14
Step-by-step explanation:
There are 20 bills, so $20.
He left $6. So,
Price of the hat = $20 - $6 = $14