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Rangan Chatterjee from DPS Roorkee, Roorkee
Subject :IMO    Class : Class 6

The simplification of
2.002 + 7.9 {2.8 – 6.3(3.6 – 1.5) + 15.6} is

A 2.002
B 4.2845
C 40.843
D 42.845


Ans 1:

Hamsavarshini Swaminathan from St Anns Senior Secondary School, Roorkee
Class : Class 10

Ans 2:

Panya Harshad Dangar from The choice school, Kochi
Class : Class 8
Actually, why don't they specify the sign of multiplication? There can be a misunderstanding.

Ans 3:

Ashwini Nemade Chaudhari from akshara, Pune
Class : Class 6

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