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Subject :IMO    Class : Class 7

How many such pairs of letters are there in the word CLASSROOM each of which has as many letters between them in the word as there are between them in the English alphabet?

A Three
B Five
C Four
D Two


Ans 1:

Class : Class 8
There will be 2 pairs - CA, RS

Ans 2:

Class : Class 8
There will actually be 6 pairs, SS, OO, MO, RS, MS, AC

Ans 3:

Class : Class 7
There will be 3 pairs

Ans 4:

Class : Class 8
there are 4 pairs- ss,oo,ca,rs

Ans 5:

Class : Class 10
there will be 3

Ans 6:

Class : Class 10
CA,RS,OM

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