Answer:
A
Step-by-step explanation
Well the boys can be chosen again all in a row but the girls cdan't therfore the answer is A
Hope This Was Helpful!
Answer:
CD + 20
Step-by-step explanation:
If AB = 20, then AB + CD = 20 + CD
Answer: CD + 20
1st year= 18000 x 0.85 = 15300
2nd year= 15300 x 0.85 = 13005
3rd year= 13005 x 0.85= 11054.25

The sign at the end changes because both sides of the equation are being divided by a negative number.