It is a four digit odd number whose units place digit is 6 less than the thousands place digit.
Find the number.
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Correct question: Four digit odd number that has seven thousands and twice as many hundreds as it has tens. The sum of the four digits is 28?
Answer: 7849
Step-by-step explanation:
Let's separate it:
Four digits
Strange number
7 thousand
Two hundred as many
The total of 28 digits
So the number says: 7 2x x (odd) there
7 + 2x + x + (rare) = 28 we can simplify
7 + 3x + (rare) = 28
3x + (rare) = 21
Odd can be 1, 3, 5, 7, 9
21 - 1 = 20 inseparable there
21 - 2 = 19 no
21 - 3 = 18 That's one thing
21 - 5 = 16
21 - 7 = 14
21 - 9 = 12 and more
12, 18 are our 9 and 3 candidates being our odd number, respectively.
3x = 18 so
x = 6 and 2x = 12
12 is not a single digit so it cannot be 18
3x = 12
x = 4 and 2x = 8 so
7,849
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