Answer:
the answer of the expression is 190
Step-by-step explanation:
Given expression as :
20 % of 950
Or, times 950
Or, × 950
Or, 20 ×
or, 20 × 9.5
∴ 190
(a) The 150 gallons of empty space in the tank are being filled at the rate of 1 gallon per minute. The tank will be filled after 150 minutes.
(b) s(0) = 5
.. s'(t) = -2s(t)/(50 +t)
$36x 40% =$14.40 was taken off
$36+$14.40=$50.40 was original price
Hope this helps
The unit rate in the equation is 20.
Option C) is the correct answer.
<u>Step-by-step explanation</u>:
Step 1 :
In the given equation y = 20x
where,
x ⇒ total number of hours for tutoring
20 ⇒ the cost per hour of tutoring
y ⇒ the total cost for total hours of tutoring
Step 2 :
Unit rate refers to the value per hour.
Here, the cost for 1 hour of tutoring is $20.
∴ The unit rate is $20 per hour of tutoring.