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1. |
If a, b, c, d and e are five natural numbers, then find the number of ordered sets(a, b, c, d, e) possible such that a+b+c+d+e=75. |
A. | ⁶⁵C₅ |
B. | ⁵⁸C₆ |
C. | ⁷²C₇ |
D. | ⁷⁴C₄ |
Answer» E. | |