Question

every correct answex : +3
every incorrect answer = -1
Sonå attopted all questions and scoad: 20
got
10 corret answers

Tell me plz who ever will tell me I will make him or her brain list plz give working too

Answer 1

Step-by-step explanation:

Can u tell the total number of questions given.??

Answer 2

Answer:

if 10 ans are correct then she scored 30marks

but she had 10 incorrect so she lost 10 marks

hence,

30-10=20