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Test: Constructing expressions - Year 8 MCQ


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10 Questions MCQ Test - Test: Constructing expressions

Test: Constructing expressions for Year 8 2024 is part of Year 8 preparation. The Test: Constructing expressions questions and answers have been prepared according to the Year 8 exam syllabus.The Test: Constructing expressions MCQs are made for Year 8 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Constructing expressions below.
Solutions of Test: Constructing expressions questions in English are available as part of our course for Year 8 & Test: Constructing expressions solutions in Hindi for Year 8 course. Download more important topics, notes, lectures and mock test series for Year 8 Exam by signing up for free. Attempt Test: Constructing expressions | 10 questions in 20 minutes | Mock test for Year 8 preparation | Free important questions MCQ to study for Year 8 Exam | Download free PDF with solutions
Test: Constructing expressions - Question 1
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In the first three football matches of the season James scored x goals. In the fourth match James scored two goals and in the fifth match he scored one goal. How would you write the total number of goals that James scored?

Detailed Solution for Test: Constructing expressions - Question 1
Don't get baffled with complicated questions. Sort out just the information that is required
Test: Constructing expressions - Question 2
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Five people each start the day with x sweets. During the day, each of them eat two of their sweets. What is the total number of sweets that have not been eaten at the end of the day?

Detailed Solution for Test: Constructing expressions - Question 2
If you answered x - 10 then you need to remember that EACH PERSON started with x sweets. x sweets DOES NOT represent the total number of sweets at the start
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Test: Constructing expressions - Question 3
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There are x number of chess boards at the school chess club. What is the total number of squares on all the boards?

Detailed Solution for Test: Constructing expressions - Question 3
The correct answer means 64 times x. If we were then told that there were four boards at the club we could work out that the total number of squares was 256 (64 x 4)
Test: Constructing expressions - Question 4
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It takes a person five minutes to pick a sack of potatoes. How long will it take z people to pick 20 sacks of potatoes? You may assume that all the people work together to fill the same sack before moving onto the next sack. Give your answer in minutes.
Detailed Solution for Test: Constructing expressions - Question 4
If it takes 5 min for one man, then 2 men will take 1/2 that time, 3 men will take 1/3 that time,... z men will take 1/z of that time - that is 5/z min for each sack. Therefore, 20 sacks will take 20 x 5/z min. Of course, if they each filled their own sack, it would only take 5 min to fill 20 sacks
Test: Constructing expressions - Question 5
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On a chess board there are eight squares across and eight squares down. Which of these would be the best way of writing the number of squares?
Detailed Solution for Test: Constructing expressions - Question 5

8 lots of 8 is the same as 8 x 8 or 82

Test: Constructing expressions - Question 6
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Which expression represents "the product of 5 and twice a number x"?
Detailed Solution for Test: Constructing expressions - Question 6

"The product of 5 and twice a number x" translates to 5⋅(2x), which simplifies to 10x.

Test: Constructing expressions - Question 7
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Solution a boils at x degrees centigrade. Solution b has a boiling point five degrees higher than solution a. Solution c has a boiling point 25 degrees higher than solution b. How would you express the boiling point of solution c?
Detailed Solution for Test: Constructing expressions - Question 7
Don't get baffled! Write it down and work it out
Test: Constructing expressions - Question 8
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What is the expression for "three less than twice a number y"?
Detailed Solution for Test: Constructing expressions - Question 8

"Twice a number y" is 2y. "Three less than" means subtracting 3 from 2y, hence 2y − 3.

Test: Constructing expressions - Question 9
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Peter has a number of brothers (let's call the number 'x') and John has two brothers more than Peter. How would you write the number of brothers that John has?
Detailed Solution for Test: Constructing expressions - Question 9
If John has two brothers more than Peter (x) then he must have x + 2 brothers
Test: Constructing expressions - Question 10
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What is the expression for "the quotient of a number www divided by 4"?
Detailed Solution for Test: Constructing expressions - Question 10

"The quotient of a number w divided by 4" translates to w ÷ 4, which is the same as

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Important Questions for Constructing expressions

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Constructing expressions MCQs with Answers

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