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A bag contains \(4 x\) first bank ATM cards, \((2 x-1)\) UBA bank ATM cards and ...

A bag contains \(4 x\) first bank ATM cards, \((2 x-1)\) UBA bank ATM cards and \(3(x-1)\), Zenith bank ATM cards. If the probability of pidking a First bank ATM is \(\frac{2}{5}\), how many UBA bank ATM cards are in the bag?

A. 3
B. 8
C. 9
D. 20





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