Questions in Grade Middle-school

Questions in Grade Middle-school

📝 Answered - Here's a story problem: Rita wants to estimate the number of beans in a large jar. She takes out 100 beans and marks them. Then she returns them to the jar and mixes them with the unmarked beans. She then gathers some data by taking a sample of beans from the jar. Use her data to predict the number of beans in the jar.

📝 Answered - Why did the Virginia Company give settlers the right to self-government?

📝 Answered - Mr. Jacob is 55 years old, and Tony is 7 years old. In how many years will Mr. Jacob be 4 times as old as Tony?

📝 Answered - The cost of 5 similar digital cameras and 3 similar video cameras is $3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he pay?

📝 Answered - At the beginning of 6th grade, the ratio of the number of advanced math students to regular math students was 3:8. After taking the placement tests, students were moved around, changing the ratio to 4:7. How many students started in regular and advanced math if there were 92 students in advanced math after placement?

📝 Answered - The distance from home plate to second base is about 127.3 ft. 1. How would you find the distance between the bases? 2. Estimate the distance between the bases to the nearest foot. 3. When you hit a home run, how far do you run?

📝 Answered - Solve the equation: \[ 7 - 3(5t - 10) = 67 \]

📝 Answered - What did the Egyptians call the area that we now call Sudan?

📝 Answered - Why are some examples of a chemical reaction not actually foolproof evidence of a chemical reaction? Provide two examples to support the statement that commonly known signs of chemical reactions are not always foolproof evidence of a chemical reaction.

📝 Answered - Who was the first President of the United States of America?