Math, asked by savagekitten410, 9 months ago

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Answered by sanjeevpatil140673
0

Answer:

nahilata jdirirkdkdnrj the consequences of any kind is intended solely on Twitter share the other

Step-by-step explanation:

dj remix songs of the consequences of any action in

Answered by Anonymous
35

Answer:

No. of Incorrect Answers attempted by

Lata - 10

Ravi - 16

Step-by-step explanation:

Hii Mate ✌

Marks for every correct answer = +5

Marks for every incorrect answer = (-2)

(i) Lata

Marks Scored = +30

No. of Correct Answers = 10

No. of Incorrect Answers = ??

Let No. of Incorrect Answers be y

So,

Total Marks Scored = 10×5 + y×(-2) = 30

=> 50 - 2y = 30

=> 50-30 = 2y

=> 2y = 20

=> y = 20/2

=> y = 10

Hence,

No. of Incorrect Answers attempted by Lata = 10

(ii)Ravi

Marks Scored = -12

No. of Correct Answers = 4

No. of Incorrect Answers = ??

Let No. of Incorrect Answers be z

So,

Total Marks Scored = 4×5 + z×(-2) = -12

=> 20 - 2z = -12

=> 2z = 20+12

=> 2z = 32

=> z = 32/2

=> z = 16

Hence,

No. of Incorrect Answers attempted by Ravi = 16

100% CORRECT ✔️✔️

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