Question: 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?
Answer with step-by-step thinking: 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.
So the answer is 300.


Question: If 100 pieces, each 15 centimeters long, are cut from a 51-meter long ribbon, how much ribbon remains ?
Answer with step-by-step thinking: The total length cut from the 51 - meter ribbon is 100 x 15 centimeters = 1500 centimeters. Since 1 meter is equal to 100 centimeters, then 1500 centimeters is equal to 1500 / 100 = 15 meters. Therefore, 51 - 15 = 36 meters of ribbon remains.
So the answer is 36.


Question: Chris wanted to buy a new video game that costs $60 as well as an assortment of candy that costs $5. To earn the money, he agreed to babysit his little sister for $8 per hour. If he works 9 hours, how much money will be left over after he makes his purchases?
Answer with step-by-step thinking:
He wants to buy a $60 game and $5 of candy so 60 + 5 = $65. He will make $8 per hour of babysitting and will work 9 hours so 8 * 9 = $72. He made $72 and spent $65 so 72 - 65 = $7 left over.
So the answer is 7.