Question

There are 37 mountains with snow and 31 without snow. Select the correct option that finds the total number of mountains.

• A. Method 2
  
• B. Both the methods are incorrect.
  
• C. Method 1
  
• D. Both the methods are correct.
  

Answer 1

The correct option is D Both the methods are correct.


Detailed step-by-step solution:
The decomposition in both methods is correct.
Therefore, the total number of mountains is 68.
68 has 6 Tens and 8 Ones.

Tens	Ones

Hence, Option D is correct.