Answer:
-9
Step-by-step explanation:
16-n=25
-n=25-16
-n=9
n=-9
Answer:
Step-by-step explanation:
if he rode 4 miles in 20 minutes
1h=20*3=60 min
4*3=12 miles/hour
ANSWER
307½ gallons of water
EXPLANATION
The volume of the rectangular swimming pool is

where l=25ft and w=20½ ft.
when it is filled to a depth of 4½ ft ,then the height is , h=4½ ft.
We substitute these values into the formula to get:


If one cubic foot of water is 7½ gallons, then 2306.25 cubic feet will be

We need 307.5 gallons of water to fill the pool.
Answer:
20 rolls
Step-by-step explanation:
there is 20 in each roll 410/20 is 20.8.