Question

A travel app launched an online quiz consisting of 50 questions. The information below describes how the points will be awarded to participants. • 2 points for each question answered correctly • –1 for each question answered incorrectly • 0 points for each question that is not answered. • 5 additional points for answering more than 40 questions correctly Choose the correct option for the questions given below:
(i) What would be the score of a participant who attempted all questions but answered 45 questions correctly? Option 1:50 Option 2:85 Option 3:90 Option 4: 100 (1)
(ii) What would be the score of a participant who attempted 30 questions correctly and 20 questions incorrectly. Option 1: 25 Option 2: 40 Option 3: 80 Option 4: 60

(iii) How many incorrect questions were attempted by the participant if he scores 60 marks and attempted 40 questions correctly. Option 1:10 Option 2: 30 Option 3: 40 Option 4: 20​

Answer 1

Answer:

question -1 (option 3) - 90

question 2 - (option 2) - 40

question 3 -(option 1) - 10

Step-by-step explanation:

answers

q1 = 45 x 2 - 5 + 5

q2 = 30 x 2 - 20

q3 = 40 + 10 = 50