The correct answer and im sure of it is 69
Step-by-step explanation:
To find the area of a rectangle and a parallelogram, use the formula:

(Area = Length x Height)
Q4.

Q6.

Answer:
10%
Step-by-step explanation:
1,800 people represent 100 % of people
810 people represent x % of people
once you line up people and percent in columns think cross multiplication
x= 810*100/1,800 = 10 %