Irrational number is a number which cannot be expressed together a simple portion i.e., its decimal kind is non terminating.

Calculation:

Let part number in between 5 come 7 is:

5.1234567...... , 5.5765876...., 6.12343567... And so on

∴There are infinite irrational number is lie between 5 and 7.

You are watching: An irrational number between 5 and 7   Q1. Which of the following rational numbers have terminating decimal?(frac1625, frac516, frac1221, frac7250)
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Q10. A 220 meters lengthy train the cross an electric pole in 11 seconds and also crosses another train the equal length running in the contrary direction in 8 seconds. What is the rate of the second train?