Math, asked by mohithpatel0, 7 months ago

Rahul attempted 9/10 of the total number of questions in an examination .if 3/8 of the answers were wrong , what fraction of the attempted questions did he answer correctly​

Answers

Answered by k047
1

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Answered by farhanali31418
2

Answer:

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Step-by-step explanation:

total number of question= 9/10

number of wrong answer= 3/8

number of correct answer= 9/10-3/8

LCM of 10 and 8= 40

9/10= 9×4/10×4= 36/40; 3/8= 3×5/8×5= 15/40

our new fraction are: 36/40 & 15/40

there for, 36-15/40= 21/40 ans

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