Rahim gave half of his stamps to karim. Karim gave half of his stamps to Farima. Fatima gave 1/4 of the stamps given to the to Tonmoy and kept the remaining 12. How many stamps did Rahim start with?
A
48
B
64
C
96
D
192
Correct Answer: 64
ধরি, রহিমের ছিল x টি stamps ∴x - x2 - x2×12 - x4×14 = 12 ⇒x - x2 - x4 - x16 = 12 ⇒16x - 8x - 4x - x16 = 12 ⇒3x = 12×16 ⇒x = 12×163 ∴ x = 64