without guessing or using complicated calculations.
The best way to approach this challenge is to begin with the first scale because it contains three identical objects. Once we know the weight of one pencil, we can use that information to calculate the weight of the notepad. Finally, we can use the notepad’s weight to find the answer.
Step 1: Find the Weight of One Pencil
Let’s begin with the first weighing scale on the left.
On this scale, we can see three identical yellow pencils placed side by side.
The
