Answer:
Grant will make $60 from selling 12 magazines.
Step-by-step explanation:
Let m represent number of magazine sold and A represent amount of money earned.
We have been given that Grant earns $5 for each magazine he sells. So amount earned from m magazines would be 5 times m that is 
dollars.
Now, we will equate total amount earned by Grant with A as:
Therefore, our required equation would be .
To find the amount earned by Grant by selling 12 magazines, we will substitute 
in our equation as:
Therefore, Grant will make $60 from selling 12 magazines.
Express<span> the prime </span>numbers<span> 7, 15, and 261 as the </span>difference of two squares
Answer:
20
Step-by-step explanation:
Because 21.50 x 20 =430
and 18 x 20 = 360
then you add 70 to 360 and you get 430
so Katrina would have to order 20 shirts from each company in order for the cost to be the same.
Answer:
0.025
Step-by-step explanation:
Answer:
The volume is 191.3 
Step-by-step explanation:
Recall that the formula for the volume of a pyramid is given by the formula:
where B is the area of the pyramid's base, and H its height. So, in our case, the base is a square of length 7.5 cm, which gives 56.25 cm^2
Now, we use this value and the height 10.2 cm to find the volume:
which rounded to the nearest tenth is: 191.3
