Answer:
Step-by-step explanation:
Using provided formula and filling in the variables:
z = 
Filling in in calculator:
z ≈ -1.34
She would have 6 or 7 lessons 130 divided by 20 = 6.5
I think 6x3=18
So, the answer is 18
Your answer is number 2 it is 38.2 because 26 out of 68 is a percentage of 38.24
84+92+87+104=367
500-367=133
He needs to plant 133 shrubs on Friday