The sun of the digits of a 2 digit number is 7. If the digits are reversed, the new number, the new number increased by 3 equal 4 times the original number find the original number.
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1
Answer:
16
Step-by-step explanation:
let the no be ab
a+b = 7
ba+3 = 4ab
the nos can be 2 and 5, 1 and 6, 3 and 4, etc
here 1 and 6 satisfies the given criteria
61+3 = 4 (16) =>64
when options are given this becomes even more easier. just check with which option satisfies the given criteria
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