Answer:
c. 30.0 minutes
Step-by-step explanation:
Max mows 1/45 lawns per minute.
Jan takes twice as long (90 minutes per lawn), so mows 1/90 lawns per minute.
Working together, they mow ...
(1/45 + 1/90) lawns per minute = (2/90 +1/90) lawn/min = 3/90 lawn/min
= 1/30 lawn/min
Then for one lawn, it takes ...
(1 lawn)/(1/30 lawn/min) = 30 min
Answer:
Answer:
C.46 ft
Step-by-step explanation:
we know that
The perimeter of the garden is equal to sum three sides of the rectangle plus the circumference of a semicircle
so
we have
substitute the given values
Step-by-step explanation:
1488 labels divided by 16 labels equals 93. So the answer is D.
