1400, as 1200 + 200 = 1,400 and 1600 - 200 = 1400.
The computation shows that the price of the used computer is $75.
<h3>How to compute the price?</h3>
From the information given, it should be noted that there are 5 members before the new members joined and $15 was given to each member.
Therefore, the price of the used computer will be:
= $15 × 5
= $75
The price of the used computer is $75.
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16/ 2.10 = 7.6 ounces per $1
20/ 3.15 = 6.3 ounces per $1
So which do you think?
8-10=-2
-2+5=3
3+7=10
10-(-20)=-10
Final score is -10 points