Look at the series of numbers below and find the value of the missing numbers. VII, 10, V, 15, ?, ?, I, 25

Question

Look at the table and find the connection between the numbers and find the value of the missing number in the table.

 432        975     543
 234        579     345
 123         ?      345

Answer 1

This series has 2 sets in it that has its terms placed at alternate positions

1. Roman numerals
2. Numbers

Roman numerals keep on decreasing by value 2
Numbers keep on increasing by 5
Therefore the series is
VII, 10, V, 15, III, 20, I, 25.