CATAlgebra > Mediumap−6=0ap - 6 = 0ap−6=02222a+k≠02a + k\neq 02a+k=0kp+12≠0kp + 12 \neq 0kp+12=0✅ Correct Option: 3Related questions:CAT 2020 Slot 3Let kkk be a constant. The equations kx+y=3kx + y = 3kx+y=3 and 4x+ky=44x + ky = 44x+ky=4 have a unique solution if and only ifCAT 2022 Slot 2In an examination, there were 757575 questions. 333 marks were awarded for each correct answer, 111 mark was deducted for each wrong answer and 111 mark was awarded for each unattempted question. Rayan scored a total of 979797 marks in the examination. If the number of unattempted questions was higher than the number of attempted questions, then the maximum number of correct answers that Rayan could have given in the examination isCAT 2020 Slot 1A gentleman decided to treat a few children in the following manner. He gives half of his total stock of toffees and one extra to the first child, and then the half of the remaining stock along with one extra to the second and continues giving away in this fashion. His total stock exhausts after he takes care of 555 children. How many toffees were there in his stock initially?