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The sum of three consecutive odd numbers...

The sum of three consecutive odd numbers is 93. The smallest number is:

A

a. 29

B

b. 31

C

c. 37

D

d. none of these

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The correct Answer is:
To solve the problem of finding the smallest of three consecutive odd numbers that sum to 93, we can follow these steps: ### Step-by-Step Solution: 1. **Define the Consecutive Odd Numbers**: Let the smallest odd number be \( x \). Then the next two consecutive odd numbers can be expressed as: - First number: \( x \) - Second number: \( x + 2 \) - Third number: \( x + 4 \) 2. **Set Up the Equation**: According to the problem, the sum of these three numbers is 93. Therefore, we can write the equation: \[ x + (x + 2) + (x + 4) = 93 \] 3. **Combine Like Terms**: Combine the terms on the left side of the equation: \[ x + x + 2 + x + 4 = 93 \] This simplifies to: \[ 3x + 6 = 93 \] 4. **Isolate the Variable**: To isolate \( 3x \), subtract 6 from both sides: \[ 3x = 93 - 6 \] \[ 3x = 87 \] 5. **Solve for \( x \)**: Divide both sides by 3 to find \( x \): \[ x = \frac{87}{3} \] \[ x = 29 \] 6. **Identify the Consecutive Odd Numbers**: Now that we have \( x \), we can find the three consecutive odd numbers: - First number: \( x = 29 \) - Second number: \( x + 2 = 31 \) - Third number: \( x + 4 = 33 \) 7. **Conclusion**: The smallest of these three consecutive odd numbers is: \[ \text{Smallest number} = 29 \] ### Final Answer: The smallest number is **29**.
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