Willer Academy
Class 7 Mathematics Test
Chapter 1: Integers
Instructions
- This test consists of 10 Multiple Choice Questions and 5 Subjective Questions.
- Each MCQ carries 1 mark and each subjective question carries 3 marks.
- Read each question carefully before answering.
- For MCQs, select the correct option by clicking on it.
- For subjective questions, write your answer in the space provided.
- You have 45 minutes to complete the test.
- Click the "Submit Test" button when you finish.
Multiple Choice Questions (1 mark each)
What is the value of: 8 × (-5) + 3?
Which of the following is the additive inverse of -25?
What will be the sign of the product if we multiply 15 negative integers and 4 positive integers?
The temperature at 12 noon was 15°C above zero. If it decreases at the rate of 3°C per hour until midnight, what would be the temperature at 9 PM?
Which of these statements is NOT true?
Subjective Questions (3 marks each)
A submarine is at 350 feet below sea level. It descends 120 feet, then ascends 200 feet. What is its new position? Represent this situation with integers and solve.
Verify: (-25) × [(-7) + (-15)] = [(-25) × (-7)] + [(-25) × (-15)]. Which property of integers does this demonstrate?
In a quiz, team A scored -30, 20, 0 and team B scored 10, 0, -20 in three successive rounds. Which team scored more? Can we say that integers can be added in any order?
A cement company earns a profit of ₹10 per bag of white cement sold and a loss of ₹5 per bag of grey cement sold. If the company sells 3,000 bags of white cement and 5,000 bags of grey cement in a month, what is its net profit or loss?
Solve the following and verify the distributive property: (-15) × [(-6) + (-4)]
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