Answer:
240a+373c=2906
Step-by-step explanation:
240 times 9
373 times 2
add together
Answer:29.7
Step-by-step explanation:
30/100
9 x 3/10
90/1 x 10/3 = 90
90 divided by 30 is 30
Answer:
4/7
Step-by-step explanation:
a positive will cancel out the negative number
Option C 
Size of crowd: 
Given :
Nine people fit comfortably in a 3 ft. by 3 ft. area
To find : we need to estimate the size of a crowd that is 8 feet deep and 1 mile long. we need to determine the ratio as well
Ratio = number of people / total area

To find the size of the crowd , convert yards into feet and mile into feet
1 yard = 3 miles
8 yards= 3 times 8 = 24 feet
1 mile = 5280 feet
Now we find the area in feet

size of the crowd=ratio times the area in feet

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