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Sum

Write the quotient when the sum of 73 and 37 is divided by 10.

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#### Solution

Sum of 73 and 37 is to be divided by 10

Let ab = 73

and ba = 37

∴ a = 7

and b = 3

The quotient of ab + ba i.e. (73 + 37) when divided by 10 (i.e. a + b) is 11

`(because("ab" + "ba")/("a + b")= 11)`

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