Math, asked by meghanabarkha, 1 year ago

in a test 5 marks are for every correct ans and -2 for wrong ans and rahul attempted 40 marks when he got 16 correct ans how many incorrect ans he attempted

JaGo19: is the answer 20? I am not sure.

Answers

Answered by namanguptarr
1
20 questions are incorrect
Attachments:
namanguptarr: welcome
meghanabarkha: but why did u do 40 by 2
meghanabarkha: plz ans
namanguptarr: because 2 marks have to be deducted for every incorrect ans
meghanabarkha: ohhhhhhh
kkkkkkk
JaGo19: yeah. you can either do this way 16*5-2x=40 Its the same thing.
meghanabarkha: thanks again
namanguptarr: yes
namanguptarr: this method is too correct
meghanabarkha: hmmm
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