Question

Can somebody please explain how to do the problem below I'm studying for a test plz help! thank you!

Answer 1

50

Explanation:

1. Starting point: -50
2. An answer that is correct: add the required amount of points to your score
3. An answer that is incorrect: subtract the required amount of points from your score
4. 150 point question correct: -50 + 150 = 100
5. 250 point question incorrect: 100 - 250 = -150
6. Four 50 point questions correct: -150 + (50 × 4) = -150 + 200 = 50

I hope this helps!