Teachoo MCQ Test

10 Question MCQ (including Assertion)

Preparing for CBSE

Chapter 2 Class 7 - Operations with Integers (Ganita Prakash II) | 10 questions

Timed test. Answer every question before time runs out. Correct answers and solutions appear after submission.
Time remaining 960
Question 1 of 10
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Question 1 of 10
A machine outputs first + second − third. What does it output for \((−10,−12,−9)\)?
Select one option. Answers are shown after the test.
Question 2 of 10
Assertion (A): Seven +13-pib coins and ten −9-pib coins total +1 pib.
Reason (R): \((-8)×(-8)=64\).
Select one option. Answers are shown after the test.
Question 3 of 10
The value of \(47-56+14-8+2-8+5\) is −4. What is the value of \(−47+56−14+8−2+8−5\)?
Select one option. Answers are shown after the test.
Question 4 of 10
A company loses ₹5 on each of 6,400 grey bags and earns ₹8 on each white bag. How many white bags give neither profit nor loss?
Select one option. Answers are shown after the test.
Question 5 of 10
Assertion (A): \((5×(−3))×4=5×((−3)×4)=−60\).
Reason (R): \(32÷(−8)=−4\).
Select one option. Answers are shown after the test.
Question 6 of 10
Evaluate \((−2)×(−1)×(−5)×(−3)\).
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Question 7 of 10
Assertion (A): A game calculation \((−7)×(−8)\) gives +56.
Reason (R): \(7×8=56\), and removing a negative change reverses its direction.
Select one option. Answers are shown after the test.
Question 8 of 10
Given \(123×456=56088\), find \((−123)×456\).
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Question 9 of 10
Assertion (A): \((−2)×(−1)×(−5)×(−3)=−30\).
Reason (R): Pairing gives \([(−2)×(−1)]×[(−5)×(−3)]=2×15=30\).
Select one option. Answers are shown after the test.
Question 10 of 10
A freezing room starts at 32°C and drops 5°C every hour. What is the temperature after 10 hours?
Select one option. Answers are shown after the test.