SATHEE: Quantitative Aptitude Ques 279

Quantitative Aptitude Ques 279

Question: The sum of digits of a two-digit number is 12 and the difference between the two digits of the two-digit number is 6. What is the two-digit number?

Options:

A) 39

B) 84

C) 93

D) Other than those given as options

E) 75

Show Answer

Answer:

Correct Answer: C

Solution:

Let the two-digit number be

$ \therefore $ $ \begin{matrix} x+y=12 \\ x-y=6 \\ 2x=18 \\ \end{matrix} $

$ \Rightarrow $ $ x=9 $ and $ y=3 $

$ \therefore $ Required number $ =10\times 9+3=93 $

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Quantitative Aptitude Ques 279

Question: The sum of digits of a two-digit number is 12 and the difference between the two digits of the two-digit number is 6. What is the two-digit number?

Options:

Answer:

Solution:

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