Question

Write the largest four digit decimal number less than1using the digits 1, 5, 3 and 8 once.

Answer 1

Given digits are 1, 5, 3, 8 and the number should be less than 1. So, the whole part will 0.

Now, for making largest four digit decimal number we will arrange the given digits in descending order after decimal point.

Required decimal number = 0.8531