Your answer is: 20
They have 4 different backgrounds and 5 different poses which means you just have to multiply the 4 backgrounds*the 5 different poses to discover how many different pictures you could have at the most.
hope this helps!
Answer:
3.13
Step-by-step explanation:
2.1^-1.4^2 = 2.45
Square root 2.45 + 1.56
1.56 x 2= 3.13
87.4 people per square mile