Accuplacer Practice Test

Calculate 3 multiplied by 7 squared.

1. 42

2. 63

3. 147

4. 343

The correct answer is: 147

To solve the problem of calculating 3 multiplied by 7 squared, you need to first understand the order of operations. In this case, you should calculate the exponent before performing the multiplication. First, calculate 7 squared, which means 7 multiplied by itself: 7 × 7 = 49. Next, take this result and multiply it by 3: 3 × 49 = 147. This leads to the correct answer being 147. Recognizing that squaring a number involves multiplying it by itself is key to arriving at the correct result. Thus, the option that states 147 is indeed the valid answer.