Question 8 of 34intermediate🔧 ApplyShort Answer2 marks

Make six 3-digit numbers using the digits 3, 5, 0, 8 such that all numbers are less than 550. You can repeat the digits.

Correct Answer

Six 3-digit numbers less than 550 using digits 3, 5, 0, 8: 308, 380, 350, 353, 358, 503.

Exercise: Let Us Do | Q: 1(b) | (Page Page 3)
For More Understanding

Explanation

To make numbers less than 550, the hundreds digit should be 3 or 5. If hundreds digit is 5, the tens digit must be 0, 3, or less than 5. Numbers like 308, 350, 353, 358, 380, 503 are all valid examples.

Solution Steps

  1. Step 1: Determine the hundreds digit. To make numbers less than 550, the hundreds digit should be 3 or 5.

  2. Step 2: Apply constraints for hundreds digit 5. If the hundreds digit is 5, the tens digit must be 0, 3, or less than 5.

  3. Step 3: Form valid numbers using digits 3, 5, 0, 8. Examples include 308, 350, 353, 358, 380, 503.

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