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Dishant Gera

· started a discussion

· 1 Months ago

elaborate the solution (Question:353945.0)

sir please elaborate the given solution

Question:

 Group A and B exchange gifts. The former gets roses and the latter gets beads. Each member of A contributes 2 beads and pays an amount in paise which is equal to the number of members in the group A. In group B, contribution is 10 roses each. If the cost of each rose is Rs.1, then the expenditure of group A cannot exceed the expenditure of group B by:


Options:
A)

224  paise

B)

 302 paise

C)

 536 paise

D)

 2001 paise

Solution:

Group A = a

Group B = b

a² - 1000b

In this case, unit digit can never be 2, so 302 is not possible

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