Answer:
8 years old
Step-by-step explanation:
oldest= 16
8+12+15+16= 51
51/4 = 12.73 ( average)
Answer:
C) 2 + 3 x - 18
Step-by-step explanation:
<u><em>Explanation:-</em></u>
Given expression 2+ 3(x-6)
⇒ 2 + 3 x - 18
⇒ 3 x - 16
Answer:
Step-by-step explanation:
1000*4%= 40
10000*6%=600
640
÷

= 7, but Im not 100% sure if thats right. You should pick someone else's answer.