Q. Jane answered all 50 questions on a test. If she scored 80% on the test, how many questions did she get wrong?
(A) 40
(B) 45
(C) 10
(D) None of these
Bonus Solution:
To determine how many questions Jane got wrong, follow these steps:
Step 1: Find the number of correct answers
Jane scored 80%, so she got 80% of the 50 questions correct:
50×0.8=40 correct answers.
Step 2: Calculate the number of wrong answers
The total number of questions is 50, and she answered 40 correctly. Thus, the number of wrong answers is:
50−40=10 wrong answers.
Q. A shopkeeper sold 120 items in a day. If 75% of the items were sold before noon, how many items were sold after noon?
(A) 30
(B) 30
(C) 90
(D) None of these
Q. In a school of 500 students, 60% participated in a sports event. How many students did not participate?
(A) 300
(B) 200
(C) 400
(D) None of these
Q. A farmer planted 80 trees. If 25% of them did not survive, how many trees survived?
(A) 60
(B) 70
(C) 60
(D) None of these
Q. A basketball player took 40 shots during a game and made 75% of them. How many shots did he miss?
(A) 10
(B) 10
(C) 30
(D) None of these
Q. In a class of 40 students, 90% passed a test. How many students failed?
(A) 4
(B) 4
(C) 36
(D) None of these
Q. A worker completed 70% of a project involving 100 tasks. How many tasks are left?
(A) 30
(B) 30
(C) 70
(D) None of these
Q. A car covered 80% of a 500 km journey. How many kilometers are left to travel?
(A) 100
(B) 100
(C) 400
(D) None of these
Q. A team played 50 matches in a season and won 80% of them. How many matches did they lose?
(A) 10
(B) 10
(C) 40
(D) None of these
Q. In a book of 300 pages, 60% have been read. How many pages are still unread?
(A) 120
(B) 120
(C) 180
(D) None of these
Q. Q. A store has 200 items in stock. If 45% of the items are sold, how many items remain in stock?
(A) 90
(B) 110
(C) 100
(D) None of these