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Answer to all these attached questions please? (Along with detailed explanation) Note: They are questions from NTSE 2013 MAT paper available on your website. These problems didn’t have a detailed solution. Just in case, problem no.s are: 21, 22, 23, 29.

Answer to all these attached questions please? (Along with detailed explanation)
 
Note: They are questions from NTSE 2013 MAT paper available on your website. These problems didn’t have a detailed solution. Just in case, problem no.s are: 21, 22, 23, 29.

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Grade:10

1 Answers

kartheeek
24 Points
7 years ago
23)ans is (11*9)+(7+2)=99+9=108

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