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Questions in Grade Middle-school

📝 Answered - On Tuesday, Donovan earned $9 for 2 hours of babysitting. On Saturday, he babysat for the same family and earned $31.50. How many hours did he babysit on Saturday?

📝 Answered - Tim can mow 4 lawns in 6 hours. How many lawns can he mow in 15 hours?

📝 Answered - The Pet Palace is replacing its dog training arena with a new arena with dimensions that are twice as large. Old arena: height = 10 ft, base = 15 ft New arena: height = 20 ft, base = 30 ft How much greater is the area of the new arena compared to the old one? Answers given: A. 450 ft² B. 280 ft² C. 225 ft² D. 300 ft²

📝 Answered - What is the answer to the system of equations using elimination? \[ x + y = 4 \] \[ y = x + 4 \]

📝 Answered - Wolfgang's father is 26 years older than Wolfgang. In 10 years, the sum of their ages will be 80. What are their present ages? Please show the work.

📝 Answered - The new pencil was 19 centimeters long. How many millimeters long was the pencil?

📝 Answered - Why don't the present shapes of the continents fit perfectly into the supercontinent?

📝 Answered - Sketch the graph of each line. \[ y = x - 3 \]

📝 Answered - Maureen bought 3 pairs of shoes that cost $37.98 each. If the tax rate is 8%, how much did Maureen pay?

📝 Answered - Mr. Ordonez gives his math students 34 quizzes during 17 weeks of school. If he gave the same number of quizzes each week, how many quizzes does Mr. Ordonez give his students every week?