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Subject :IMO    Class : Class 3

The weight of a chocolate is 4 grams. What is the minimum number of chocolates needed to tip the scale below to the right?


A3
B5
C9
D10


How to do it this question

Ans 1:

Class : Class 10
Answer : D
To tip the scale to the right, the weight of the chocolates should be more than 37
Weight of 1 chocolate = 4 gms
Weight of 9 chocolates = 36 gms
Weight of 10 chocolates = 40 gms
Hence atleast 10 chocolates are needed to tip the scale to the right.

Ans 2:

Class : Class 3
U

Ans 3:

Class : Class 6
the answer should be 10

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