How do you write the algebraic expression: the product of 2.5 and a number t?
The word product means the answer to a multiplication.
Look for the word 'AND' because that will tell you which two numbers are multiplied together. (The product of 2 AND 3 is 6)
In this example the two numbers being multiplied are 2.5 and an unknown number, just called
The expression is:
This is as far as we can go. We cannot write an equation, because we have not been given the answer to the multiplication.