alleryNumber of arrangements of letters in 'BANANA':
A36
B720
C60 (= 6!/(3!2!) since 3 A's and 2 N's)
D120
Answer & Solution
Correct answer: C. 60 (= 6!/(3!2!) since 3 A's and 2 N's)
6 letters, 3 A, 2 N, 1 B. Total permutations = 6!/(3! × 2! × 1!) = 720/12 = 60.
Keep practising JEE Main 2023 Mixed
Browse all JEE Main 2023 Mixed questions for GRE, or explore more Mathematics topics.
Related questions
Integration: ∫ tan(x) dx =If f(x) = x³ - 3x² + 2, find x where local maximum occurs:For y = cos x, y'' + y =Find eigenvalues of [[3, 1], [1, 3]]:In a triangle ABC, if a = 2, b = 3, C = 60°, find c (using cosine rule):sin(75°) =Roots of equation x² - 5x + 6 = 0:Distance from point (1, 2, 3) to plane x + y + z - 6 = 0: