Evaluate the expression $15 + 24($30) to find the total cost.
Answer (2)
Multiply the quantity 24 by the cost $30: 24 × $30 = $720 .
Add the fixed cost of $15 to the result: $15 + $720 = $735 .
The total cost is 735 .
Explanation
Understanding the Problem We are asked to evaluate the expression $15 + 24 ( $30 ) to find the total cost. This means we need to perform the multiplication first, and then the addition.
Performing Multiplication First, we multiply 24 by $30 : 24 × 30 = 720
Performing Addition Next, we add $15 to the result: 15 + 720 = 735
Stating the Final Result Therefore, the total cost is $735 .
Examples
Imagine you are buying multiple items at a store. You want to buy 24 identical items that cost $30 each, and you also have a coupon for $15 off your entire purchase. The expression $15 + 24 ( \3 0 ) calculates the total amount you will spend. This type of calculation is useful for budgeting, shopping, and managing personal finances.
The total cost calculated from the expression 15 + 24 ( 30 ) is $735. This was derived by first calculating the total for 24 items at $30 each, which equals $720, and then adding the $15 fixed cost. Thus, the final total cost is $735.
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