She need 3 bags since the area of the triangle is base x height /2
Area 20*6=120
120/2=60
60/20= 3 since each bag covers 20m^2
A. The discount is 7.80 much
B. $11.7
Answer: Y-48
<span>If the median of the values in the data set is Y, it means that Y is the value in the middle of the data set. If 48 will be deducted from each of all values in the data set including Y, then the median of the resulting value will be Y-48. </span>
Answer:
We can make it in 36! ways.
Step-by-step explanation:
We have 36 photos and we need to arrange on a gallery wall.
So, since we need to arrange them so we will use permutation
And the number of ways arranging these 36 photos will be 36!

So, here we have n=36
