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  1. JEE Practice
  2. /Maths
  3. /Unit 4: Permutations and Combinations
  4. /Question

Maths · Simple applications

Given:

Given: \( \frac{20 !}{18 !}=380 \)

  • A. True
  • B. False
  • C. Either
  • D. Neither

Step-by-step solution

20! / 18! = (20 × 19 × 18!) / 18! = 20 × 19 = 380, so the statement is true.
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