Form the largest and smallest numbers using the following digits:
$2, 7, 4, 5$

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Solution

Step 1: Arrange the given digits in descending order for the largest number
$7 > 5 > 4 > 2$
The required greatest number is $7542$ .
Step 2: Arrange the given digits in ascending order for the smallest number
$2 < 4 < 5 < 7$
The required smallest number is $2457$ .

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Form the largest and smallest numbers using the following digits:2,7,4,5

Step 1: Arrange the given digits in descending order for the largest number7>5>4>2The required greatest number is 7542.Step 2: Arrange the given digits in ascending order for the smallest number2<4<5<7The required smallest number is 2457.

Form the largest and smallest numbers using the following digits:
$2, 7, 4, 5$

Step 1: Arrange the given digits in descending order for the largest number
$7 > 5 > 4 > 2$
The required greatest number is $7542$ .
Step 2: Arrange the given digits in ascending order for the smallest number
$2 < 4 < 5 < 7$
The required smallest number is $2457$ .