Question

What is natural resources?​

Answer 1

Answer:

Without repetition counting the number of 3digit numbers using digits from {0,1,2,3,4,5}: Count the number of 3-digit strings whose last digit is even. This gives 60−8=52 3-digit even numbers using digits from {0,1,2,3,4,5} without repetition.

Answer 2

Explanation:

materials or substances occurring in nature which can be exploited for economic gain.