Answer:
178.98 ft2
Step-by-step explanation:
we know that
The area of the circular path alone is equal to subtract the area of the circular garden from the area of the complete circle (circular garden plus circular path)
so
where
---> radius of circular garden
----> radius of the circular garden plus radius circular path
substitute
Answer:
n=11
Step-by-step explanation:
19+n=30
n=30-19
n=11
Answer:
41/24
Step-by-step explanation:
Answer:
75
Step-by-step explanation:
In running 0.6 miles, you have gone from 300 remaining to 255 remaining, so have burned ...
300 -255 = 45 . . . . . calories
The rate in calories per mile is ...
(45 cal)/(0.6 mi) = 75 cal/mi
At the rate of the first 0.6 miles, you will burn 75 calories running 1 mile.
Answer:
90 000 000 000 Grains
Step-by-step explanation:
one grain equal approximately 0.00007 grams.
convert 6300 kg into grams (multiply by 1000) and that equals 6 300 000g.
divide that by the weight of a single grain and you get the number of grains in that weight. So 6300000/0.00007=90 000 000 000 grains.