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Quantitative Reasoning – Practice – How many 5-seater tables are there!

PSA_PRACTICE_QNR9. PSA_PRACTICE_QNR9

Ans: Let number of 4 & 5-seater tables be ‘m’ and ‘n’.

Also, given

m+n=19       —(i)

4m+5n=84  —(ii)

(ii) minus (i)*4 gives

n= 84- 19*4= 8.

Option (E).

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