1.

In a test (+ 5) marks are given for every correct answer and (2) marks areincorrect answer.( Radhika answered all the questions and scored 80 marks though she got 10(12Jay also answered all the questions and scored (-12) marks though he gotHow many incorrect answers had they attempted ?un nrnfit of 1 by selling one pen and incurs a loss of 40 paise per penciluc

Answer»

1_Radhika had answered 10 questions correctly and 10 answers incorrectly.2_Jay had answered 4 questions correctly and 16 questions incorrectly



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