Test SeriesFree PYQsExamsPricing

JEE Main Mathematics question

MathematicsPermutations and CombinationsJEE Main

The total number of seven-digit numbers the sum of whose digits is even is

Answer: (B)

Solution

There are seven-digit numbers. Fix the first six digits in any way; the last digit has

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-020820