defence exam ITBP Constable (Animal Transport) Mock Test 2024 Quantitative Aptitude Algebra Linear Equation in 2 Variable
5 pencils and 7 pens together cost Rs 50, whereas 7 pencils and 5 pens together cost Rs 46. Find the cost of one pencil and that of one pen.
1
Rs 5 and Rs 7
2
Rs 2 and Rs 5
3
Rs 3 and Rs 7
4
Rs 3 and Rs 5