Question

How many numbers with 2 decimal places between 4.5 and 5.5 contain the digit 6? (the digit 6 can be in tenths or in hundreds place)

Answer 1

Step-by-step explanation:

Given  

How many numbers with 2 decimal places between 4.5 and 5.5 contain the digit 6?  

• So we need to find the digit six in all the numbers. So we can write this as
• 4.51  4.52  4.53  4.54  4.55 4.56  4.57 4.58 4.59 4.6  
• 4.61  4.62  4.63  4.64  4.65 4.66  4.67  4.68  4.69  4.7
• 4.71  4.72  4.73  4.74  4.75  4.76  4.77  4.78  4.79 4.8
• 4.81  4.82  4.83  4.84   4.85  4.86  4.87  4.88 4.89 4.9
• 4.91  4.92  4.93  4.94   4.95  4.96  4.97  4.98  4.99 5.0
• 5.1 5.2 5.3 5.4 5.5

So there are 14 numbers which contain digit 6 in the numbers.