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Four different numbers are given here. T...

Four different numbers are given here. The average of the first three numbers is four times to the fourth number and the average of all four numbers is 87.75. What is the average of the first three numbers ?
यहाँ चार अलग-अलग संख्याएँ दी गई हैं | पहली तीन संख्याओं का औसत चौथी संख्या का चार गुणा है और सभी चार संख्याओं का औसत 87.75 है | पहली तीन संख्याओं का औसत कितना है ?

A

90

B

108

C

100

D

96

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