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Question

Alexandar wants to build a luxurious tree house. A tree house builder tells him that the cost of making the tree house is the largest five-digit number from the digits 3, 4, 2, 9, and 0 with repetition. Help Alexandar find the cost of building the tree house.

A
94,320 dollars
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B
90,000 dollars
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C
10,000 dollars
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D
99,999 dollars
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Solution

The correct option is D 99,999 dollars
The digits available are 3, 4, 2, 9, and 0.

Here, the largest digit = 9

Since repetition is allowed, the largest five-digit number is
99,999.

Hence, the cost of building the tree house = 99, 999 dollars

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