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Subject :IMO    Class : Class 3

Arrange the following from the lightest to the heaviest.

(a) R, S, P, Q
(b) R, S, Q, P
(c) S, R, Q, P
(d) S, R, P, Q


how did this happentell me please

Ans 1:

Class : Class 6

Ans 2:

Class : Class 3
c

Ans 3:

Class : Class 3
answer with explanation

Ans 4:

Class : Class 3

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