H is hours
9.20H ≧ 299
H ≧ 299/9.20
H ≧ 32.5
Hours to work at summer job to pay $299 is 32 hours and 30 minutes.
Answer:
2000
Step-by-step explanation:
38.
R = 90x - x²
R = 90(50) - 50²
R = 4500 - 2500
R = 2000
It is clearly understood from the image that LPNM is a square.
Let the side of the square be 'a' units.
Then by Pythagorean theorem.

Now taking square root on both side we get ;

Now pluging the value of C in the above equation we get ;

Therefore LP = 6√2 units.