Answer:
x=20
Step-by-step explanation:
form a ratio
28:7
4:1
x:5
x=20
Answer:
Step-by-step explanation:
Answer:
Step-by-step explanation:
x= -8,-11
Answer:
i dont know im only in 7th
Step-by-step explanation:
teehee
Answer: 3,19 which is larger than the original
Step-by-step explanation: if you consider that the original average is 3 you can say that all 25 students have 3 siblings so the average is 3, if you add another students with 8 siblings and do some math (25*3+8)/26 its 3,19