Question

Please answer the question in the image​

Answer 1

Answer:

radhika incorrect answers 10

jay incorrect answers 16

Step-by-step explanation:

total questions 20

radhika answered 10 questions correctly therefore 10*5 =50

incorrect answers 10 therefore 10*-2=-20

Therefore total marks 50-20=30 marks

in the same way jay answered 4 questions correctly and 16 questions wrong therefore

4*5-16(2)=-12

Answer 2

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➭ To find:-

how many incorrect answer had they attempted

➭ answer:-

10 and 16

➭ Step-by-step explanation:-

Radhika got 30 marks

questions correct is 10

marks for correct answer 10×5-50 marks

50-30 is 20

20 divided by 2 is 10

incorrect answers are 10

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Jay's marks are -12

correct is 4

4x5 is 20

20--12-32

32 divided by 2 is 16

16 questions are incorrect

hope it was helpful to