Percentage change from 50 to 40 is 20%
GIRLS:BOYS
3 :2
270:x
270/3=90
90*2=180
180=boys
Answer: the answer is A
Step-by-step explanation: because the original question does not state that the swimmer “randomly selected” the members. It only says the swimmer “selects” 10 members. Therefore, it is A (The sample is not random)
youre welcome
Answer:
-6
Step-by-step explanation:
Distribute -4(3-1) the answer for that is -12 + 4
-12+4+2 is -6 donald trump rules.