To find this you have to do: (1+2+3+4+5+6+7+8+9+10+11+12)x2
This will give you 78 x 2. The bell will toll 156 times a day.
m=-(4+m)+2
m=-4-m+2
m+m=-4+2
2m=-2
m=-2/2
m=-1
To find this answer, first subtract 1,500 from the amount your class raises (16, 600) so you are just left with the 'leftover' money for students to board.
16600-1500= 15100.
Then, divide 15100 into 367 to find out how many can go.
15100/367= 41.1444. Round down to 41.
41 students can attend, and there will be a bit of leftover money. (if you want to figure out how much is left over, multiply 41 by 367, and then subtract 15100 by the product)
It depends on how many sides it has
If it has 2 then 50 percent
If it has 4 then 25 percent
If it has 5 then 20 percent
You divide the amount of sides by 100
x / 100 = percent
Example 2 / 100 = 50.
Hope This Helps!
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