Darla washed 5/7 of the windows on a building, and Martha washed 1/7 of them. How much greater was Darlas fraction of the window
1 answer:
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<h2>727</h2>
Step-by-step explanation:
Let us denote the three digit number by , where
is the hundreds digit,
is the tens digit and
is the ones digit.
Hundreds digit = = Ones digit =
Sum of digits =
So,
On exchanging tens and ones digit, value increases by 45. So is 45 greater than
.
∴ Required number is 727