Which of the following are not valid assignment statements? a) total = 9;
b) 72 = amount;
c) yourage = myage;

The correct option for the given question is option(b) i.e 72 = amount;

Explanation:

In the option(a) the total variable store the value 9 which is a valid assignment  

In the option(b) 72 is not a variable because the variable will never start with a numeric number. Therefore it is not a valid assignment statement.

In the option(c) the yourAge variable store the value of myAge variable which is a valid assignment.

So correct answer is an option(b).

the difference is right there dont you see it

answerrandom access memory (ram);