If ‘15+10 means 5’; ‘6\times3 means 9’; ‘8\div4 means 32’; and ‘12-2 means 6’; then what will be the value of 27+81-9\times6 ?

NTSE Stage 2 MAT 2019 Exam Question Paper

Question : 25 of 100

Marks: +1, -0

If ‘

15+10

means 5’; ‘

6×3

means 9’; ‘

8÷4

means 32’; and ‘

12-2

means 6’; then what will be the value of

27+81-9×6

Solution:

+ → -

×→+

\div \to \times

-→÷

27+81-9×6

=27-81÷9+6

=27-9+6

=24

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