Write 0 and then concatenate the prime numbers in increasing sequence i.e. 0.2357111317192329... Is this number rational or irrational?
Note: Give your reasoning also...
The denominator of a rational number is greater than its numerator by 10. If the numerator is increased by 5 and denominator is decreased by 1, then the number obtained is 3/4. Find the original rational number.
3 rational numbers form a geometric progression in its current order.
Find the numbers?