The answer or average is 15
3x10(4)= 40(3)=120 and that's how the Vega family have 120 minutes to their three years contracts
The answer is 286. That is the answer.
The pattern is to divide by -2 each number left to right.
So 16 divided by -2 is -8, and -8 divided by -2 is 4.
Your Final Answer is -8 and 4.