Answer:
The total number of integers between 2020 and 2400 have four distinct digits arranged in increasing order is 15.
Step-by-step explanation:
Given :
Numbers -- 2020 and 2400
The following steps can be used in order to determine the total number of integers between 2020 and 2400 have four distinct digits arranged in increasing order:
Step 1 - According to the given data, there are two numbers 2020 and 2400.
Step 2 - So, the integers having four distinct digits arranged in increasing order are:
2345, 2346, 2347, 2348, 2349, 2356, 2357, 2358, 2359, 2367, 2368, 2369, 2378, 2379, and 2389.
Step 3 - So, the total number of integers between 2020 and 2400 have four distinct digits arranged in increasing order is 15.