Click to Chat
1800-2000-838
+91-120-4616500
CART 0
Use Coupon: CART20 and get 20% off on all online Study Material
Welcome User
OR
LOGIN
Complete Your Registration (Step 2 of 2 )
How mant different nine digit numbers can be formed from the number 223355888 by rearranging its digits so that odd digits occupy even positions
O E O E O E O E OThere are 9positions, 5 odd and 4 even.Also, there are 4 odd digits and 5 even digits.No. of ways in which odd digits can occupy evenpositions= 4! / (2! 2!)No. of ways in which even digits can occupy oddpositions= 5! / (3! 2!)Hence, required no. of ways = (4! 5!) / (2! 2! 3! 2!) = 60ThanksBharat Bajajaskiitians facultyIIT Delhi
Post Question
Dear , Preparing for entrance exams? Register yourself for the free demo class from askiitians.
points won -