Step-by-step explanation:
1/4(0.25)
1/2 + 1/4 = 3/4 (0.75)
The answer is -13. You figure it out by multiplying 2.5×-5.2=13
Set up a proportion.
62 over 9 = x over 1
62/9=6.8
9/9=1
6.8 over 1
rounded would be seven
so 6.8 hotdogs per minute
Euler's formula for a polyhedron is given by:

Make E, the subject of the formula:

Put F = 20, V = 12, to obtain E,

Therefore, there are 30 edges