RAPH14 Q88-90

Question

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Worked Solution

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Variant 0

DifficultyLevel

489

Question

Aron wrote  ? –– 3 = 7

In which of these does the  ?  have the same value as above?

Worked Solution

By rearranging the equation:
 ? –– 3 = 7
 ? = 7 + 3
3 + 7 =  ?

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Aron wrote  ? $–$ 3 = 7 In which of these does the  ?  have the same value as above?
workedSolution
sm_nogap By rearranging the equation:
||| |-:|-| | ? $–$ 3|= 7| | ? |= 7 + 3| |3 + 7|=  ? |
correctAnswer
3 + 7 =  ?

Answers

Is Correct?Answer
x

3 ×\times 7 =  ?

x

 ? + 7 = 3

✓

3 + 7 =  ?

x

7 –– 3 =  ?

Variant 1

DifficultyLevel

488

Question

Krishna wrote  ? –– 2 = 9

In which of these does the  ?  have the same value as above?

Worked Solution

By rearranging the equation:
 ? –– 2 = 9
 ? = 9 + 2
9 + 2 =  ?

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
Krishna wrote  ? $–$ 2 = 9 In which of these does the  ?  have the same value as above?
workedSolution
sm_nogap By rearranging the equation:
||| |-:|-| | ? $–$ 2|= 9| | ? |= 9 + 2| |9 + 2 |=  ? |
correctAnswer
9 + 2 =  ?

Answers

Is Correct?Answer
✓

9 + 2 =  ?

x

 ? + 9 = 2

x

9 –– 2 =  ?

x

9 ×\times 2 =  ?

Variant 2

DifficultyLevel

486

Question

May wrote  ? + 2 = 10

In which of these does the  ?  have the same value as above?

Worked Solution

By rearranging the equation:
 ? + 2 = 10
 ? = 10 −- 2
10 −- 2 =  ?

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
question
May wrote  ? + 2 = 10 In which of these does the  ?  have the same value as above?
workedSolution
sm_nogap By rearranging the equation:
||| |-:|-| | ? + 2|= 10| | ? |= 10 $-$ 2| |10 $-$ 2 |=  ? |
correctAnswer
10 $–$ 2 =  ?

Answers

Is Correct?Answer
x

10 ×\times 2 =  ?

x

 ? –– 10 = 2

x

10 + 2 =  ?

✓

10 –– 2 =  ?

Tags

  • nap_nc