He needs to work 64.5hrs.
Just divide the number needed by the rate.
Answer: the answer is C because it is the only one that matches with one pair on the table wich is (4,2)
Answer:
0.5 ft^2
Step-by-step explanation:
The area in square inches is (6 in )(12 in) = 72 in^2.
Recall that 1 ft^2 = 144 in^2.
Then
72 in^2 1 ft^2
--------------- * --------------- = 0.5 ft^2
1 144 in^2
4/10 can be simplified to 2/5 by dividing both the numerator and denominator by 2. Or, you can multiply the numerator and denominator by a number, such as 4, and get 16/40, which is also equivalent of 4/10.