Answer:
I think the answer is 33
Step-by-step explanation:
Extremely sorry if it's wrong
Answer:

Step-by-step explanation:
Let
denotes number of pencils, markers, erasers respectively.
For Andrea:

For Justin:

For Virginia:

On subtracting equations (i) and (ii), we get

Put
in equation (i)

Put
in equation (iii)

Multiply equation (iv) by 5 and equation (v) by 6 and then subtract both the equations.

Put
in equation 

Put
in equation (i)

The answer is A i believe
To find the lateral surface area of a pyramid, you can find the area of each triangle, A = 1/2bh or A = 1/2lw, then multiply by the number of triangles, which would be based on the number of sides of the base; or you can take half the perimeter and multiply by the slant height.
Answer:
It snowed for 6 days in November
Step-by-step explanation:
Since there are 30 days in November
and 20 goes into 100 five times,
30/5=6, so in november snow fell for 6 days