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Subject :IMO    Class : Class 3

A piece of string was cut, making two pieces 10 inches long and 7 inches long. How long was the string before it was cut?


A 3 inches
B 17 inches
C 27 inches
D 9 inches


The answer should be C, 27 inches (2 pieces of 10 inches long and one piece of 7 inches)

Ans 1:

Class : Class 3
b

Ans 2:

Class : Class 4
The correct answer is C because length of piece 1,10 + length of piece 2, 7 =17.

Ans 3:

Class : Class 3
the ans is c because 10 -7 *=27

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