List of top Questions asked in Andhra Pradesh State Council of Higher Education

What is the cost of each pen?
I. Cost of 3 pens and 4 pencils is Rs. 10
II. Cost of 12 pencils and 9 pens is Rs. 30

What is the value of \( X \)?
I. \( X + 3Y = 9 \)
II. \( 3X + 9Y = 27 \)