Fyi I didn't find this on google or anything I did the calculation on my computer and yes this is correct...
If it's wrong I'm sorry...
Answer:
I think there would be 86 blue marbles
x=4(106 - x ) + 6
x= 424 - 4x + 6
5x= 430
x= 86 blue marbles
Tell me if I'm wrong, hope this helps.
Answer:
I think it's b I'm not sure I'm sorry if it's wrong
Answer:
3/5 of a serving. Or 6/10. Since he doesn't have a whole serving.