M men agree to purchase a gift for Rs. D. If three men drop out how much more will each have to contribute towards the purchase of the gift/
A. D/(M-3)
B. MD/3
C. M/(D-3)
D. 3D/(M 2 -3M)
Answers
Answered by
13
D/(M-3) is the answer...
Answered by
35
if M men agree to purchase a gift of rup = D
now M-3 men has to purchase gift of rup =D
then share of 1 men previously = D/M
now share of 1 men = D/M-3
extra given by one person= D/(M-3) - D/M
= (DM-D(M-3))/M(M-3)
=(DM-DM+3D)/M(M-3)
=3D/M(M-3)
= 3D/(M2-3M)
Ans will be D.
now M-3 men has to purchase gift of rup =D
then share of 1 men previously = D/M
now share of 1 men = D/M-3
extra given by one person= D/(M-3) - D/M
= (DM-D(M-3))/M(M-3)
=(DM-DM+3D)/M(M-3)
=3D/M(M-3)
= 3D/(M2-3M)
Ans will be D.
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