A number has two digits whose sum is 12. If 36 is added to the number, it's digits get interchanged. Find the number?
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2
Answer:
48
Step-by-step explanation:
The number is two digits and must add to 12
options are:
3+9=12, 39+36=75 so not correct (there is no point trying 93 as adding 36 will give a three digit number so can't be interchanged.
4+8=12, 48+36=84 so this is correct
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