Answer:
See below.
Step-by-step explanation:
A. Converting 2/9 to a decimal:
-------------------------------------
9 ) 2.0
_
the quotient is 0.2 recurring (0.2222.........) which can be written as 0.2
<h2>
Hello!</h2>
The answer is:
The expression for the number of sweets that Sara and Tim have now, are:

<h2>
Why?</h2>
To write the expressions for the number of sweets that Sara and Tim have now, we need to follow the next steps:
Sara starts with 24 sweets and Tim starts with 24 sweets

Then, Sara gives Tim x Sweets

Then. Sara eats 7 of her Sweets

Then, Tim eats half of his sweets

So, the expression for the number of sweets that Sara and Tim have now, are:

Have a nice day!
50 * 3 = 150 and 150 * 3 = 450
So the answer is b 150