REVISION WORKSHEET 2

REVISION WORKSHEET -2

INTEGERS

1. In a quiz, positive marks are given for correct answers and negative marks are given for incorrect answers. if jack's scores in five successive rounds were 25, -5, -10, 15 and 10, what was his total at the end?

2. At Srinagar temperature was -5 degree celcius on Monday and then it dropped by 2 degree celcius on Tuesday. What was the temperature of Srinagar on Tuesday? On Wednesday, it rose by 4 degree celcius. What was the temperature on his day?

3. Arrange 7, -5,4, 0 and -4 in ascending order and mark them on a number line to check your answer.

4. In a class test containing 12 questions, 5 marks are given for every correct answer and (-2) marks are given for every incorrect answer and 0 marks are given for question not attempted.
(i) Ayushi gets 7 correct and 5 incorrect answers. What is her score?
(ii) Teenu attempted all questions but gets only 5 correct answers.What is his score?

5. State whether each of the following statement is true or false:
(i) 0 is the successor of -1 integers.
(ii) 0 has no predecessor in integers.
(iii) -2 is the predecessor of -1.
(iv) 0 is greater than every negative integer.

6. Find the sum of integers -72, 237, 84, 72, -184, -37.

7. In  a competition, 5 marks are given for every correct answer and (-2) marks are given for every incorrect answers.
(i) Anjali scored 30 marks. If she got 10 correct answers, how many questions she answered incorrectly?
(ii) Rohan got 4 correct answers. If he scored (-12) marks in the competition, how many questions he answered incorrectly.

8. Evaluate: (i) 112 divide by -8            (ii) (-192) divide by 24