answer:
The answer is (b) The upper bound.
Step-by-step explanation:
Sana makatolong
3:1 , 4*3=12, 5*1=5
Ratio is 3:1
I think that there are 16 purple marbles, but I'm not sure.
X+3 = 3^2
X+3 = 9
X = 9 - 3
X = 6
When you convert a number into expanded form, you split it up based on the place values. In the case of 198, the answer is 100+90+8.
Hope that helped you.