Question

In a quiz, positive integers marks are for correct answers and negative marks are given for incorrect answers. If mary's score in five successive rounds were 20, -7, -3, 15 and what was her total at the end?

Answer 1

Answer:

Step-by-step explanation:

Positive integers for Correct answers

Negative integers for wrong answers

Mary score in 5 successive rounds

are 20 , -7 , -3 , 15

=> 20 + (-7 ) + (-3) + 15

= 20 - 7 - 3 + 15

= 20 + 15 - 10

= 35 - 10

= 25

Her total score = 25

Hope it helps u......❣️

Answer 2

Answer:

Total score at the end is 25.

Step-by-step explanation:

Four successive rounds mark = 20, -7, -3, 15

Find:

Total score at the end =

= 20 + (-7) + (-3) + 15

= 20 - 7 - 3 + 15

= 20 + 15 + 10

= 35 - 10

= 25

Total score at the end is 25.