Number, NAPX-E3-CA10

Question

Which number is missing from this number sentence?

(153.8 −- 11.1) ×\times ? = 549.395

Worked Solution

Method 1: Trial and Error
Option 1: (153.8 −- 11.1) ×\times 3.85 = 549.395
Option 2: (153.8 −- 11.1) ×\times 4.36 = 622.172
Option 3: (153.8 −- 11.1) ×\times 35.46 = 5060.142
Option 4: (153.8 −- 11.1) ×\times 63.35 = 9040.045


Therefore, ? = {{{correctAnswer}}}


Method 2: Advanced Solution
(153.8 −- 11.1) ×\times ? = 549.395
142.7 ×\times ? = 549.395
? = 549.395142.7\dfrac{549.395}{142.7}
? = {{{correctAnswer}}}

Variant 0

DifficultyLevel

453

Question

Which number is missing from this number sentence?

(153.8 −- 11.1) ×\times ? = 549.395

Worked Solution

Method 1: Trial and Error
Option 1: (153.8 −- 11.1) ×\times 3.85 = 549.395
Option 2: (153.8 −- 11.1) ×\times 4.36 = 622.172
Option 3: (153.8 −- 11.1) ×\times 35.46 = 5060.142
Option 4: (153.8 −- 11.1) ×\times 63.35 = 9040.045


Therefore, ? = 3.85


Method 2: Advanced Solution
(153.8 −- 11.1) ×\times ? = 549.395
142.7 ×\times ? = 549.395
? = 549.395142.7\dfrac{549.395}{142.7}
? = 3.85

Question Type

Multiple Choice (One Answer)

Variables

Variable nameVariable value
correctAnswer
3.85

Answers

Is Correct?Answer
✓

3.85

x

4.36

x

35.46

x

63.35

Tags

  • staging_suejones