I'll give you a question, please answer with step-by-step reasoning process.
Laura needs to buy window treatments for 3 windows in her house. She will need to buy a set of sheers and a set of drapes for each window. The sheers cost $40.00 a pair and the drapes cost $60.00 a pair. How much will the window treatments cost?

300
She needs a set of sheers that cost $40.

00 and a set of drapes that cost $60.

00 per window so that will cost her 40 + 60 = $100.

00.

She had 3 windows she needs window treatments for they cost her $100.

00 each so 3 * 100 = $300.

00.

.

Final answer: 300