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Olympiad Test : Integers - 1


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10 Questions MCQ Test Maths Olympiad Class 6 | Olympiad Test : Integers - 1

Olympiad Test : Integers - 1 for Class 6 2022 is part of Maths Olympiad Class 6 preparation. The Olympiad Test : Integers - 1 questions and answers have been prepared according to the Class 6 exam syllabus.The Olympiad Test : Integers - 1 MCQs are made for Class 6 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test : Integers - 1 below.
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Olympiad Test : Integers - 1 - Question 1

The additive inverse of –7 is

Detailed Solution for Olympiad Test : Integers - 1 - Question 1

An additive inverse of a number is defined as the value, which on adding with the original number results in zero value

Let the additive inverse of −7 be x.

⇒−7+x=0

∴ x=7

Hence the additive inverse of −7 is 7

 

Olympiad Test : Integers - 1 - Question 2

2 less than –6 is

Detailed Solution for Olympiad Test : Integers - 1 - Question 2

– 6 – 2 = –8

Olympiad Test : Integers - 1 - Question 3

The sum of two integers is –17. If one of them is 12 then the other is

Detailed Solution for Olympiad Test : Integers - 1 - Question 3

If x is other number, then 12 + x = –17 x  = –17–12 = – 29

Olympiad Test : Integers - 1 - Question 4

The sum of two integers is 23. If one of them is –7 then the other is

Detailed Solution for Olympiad Test : Integers - 1 - Question 4

x +(–7) = 23
⇒ x = 23 + 7 = 30

Olympiad Test : Integers - 1 - Question 5

4 more than –7 is

Detailed Solution for Olympiad Test : Integers - 1 - Question 5

-7 + 4 = -3

Olympiad Test : Integers - 1 - Question 6

9×(–16) + (–12) × (–16) =?

Detailed Solution for Olympiad Test : Integers - 1 - Question 6

? = 9(-16) + (-12)(-16)
= –144 +192 = 48

Olympiad Test : Integers - 1 - Question 7

(–12)×7+(–12)×(–4) = ?

Detailed Solution for Olympiad Test : Integers - 1 - Question 7

? = (–12)7 + (–12) (– 4)
= –84 + 48 = – 36

Olympiad Test : Integers - 1 - Question 8

The sum of two integers is 65. If one of them is –47 what is the other number?

Detailed Solution for Olympiad Test : Integers - 1 - Question 8

– 47 + x = 65
⇒ x = 65 + 47 = 112

Olympiad Test : Integers - 1 - Question 9

The difference of two integers is –27. If one of them is 32 then what is the other?

Detailed Solution for Olympiad Test : Integers - 1 - Question 9

32 - x = -27
⇒ x = 32 + 27 = 59

Olympiad Test : Integers - 1 - Question 10

From the sum of 33 and –47, –84 is subtracted. What is the result?

Detailed Solution for Olympiad Test : Integers - 1 - Question 10

Required result = [33+(–47)] –(–84)
= –14 + 84 = 70

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