Four-digit number creation
Create all four-digit numbers in which 0, 2, 5, and 9 are not repeated.
A) How many such numbers are there? You solve using a tree diagram.
B) What percentage of them are even?
Your answer:
A) How many such numbers are there? You solve using a tree diagram.
B) What percentage of them are even?
Your answer:
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You need to know the following knowledge to solve this word math problem:
combinatoricsbasic operations and conceptsnumbersGrade of the word problem
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