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Questions in Grade Middle-school

[Open]Solve for \( w \). \[ 1 = –(–w + 6) \] A. \( w = 3 \) B. \( w = –7 \) C. \( w = –3 \) D. \( w = 7 \)

[Open]The Global Positioning System (GPS) satellite travels \(\frac{23}{30}\) kilometers in \(\frac{1}{5}\) second. How far does the satellite travel in 12 seconds?

[Open]What is the cube root of 3000?

[Open]________ are tiny cell structures that carry out specific functions within a cell.

[Open]Kevin can carry a basket 5 feet. Rachel can carry it 3 feet farther than Kevin. Daniel can carry the basket half as far as Rachel. Is it reasonable to say that they can carry it 15 feet with each person taking only one turn?

[Open]Samuel wants to use his earnings from Monday and Tuesday to buy some batteries that cost $5.60 each. On Monday, he sold 16.2 pounds of cans. On Tuesday, he sold 11.8 pounds of cans. They were selling the cans to the recycling center for $0.40 per pound. How many batteries can he buy? Show your work.

[Open]Perform the operations in scientific notation for the following expression: \[ (2.32 \times 10^6) \times (4 \times 10^{-5}) \]

[Open]Why were tombs filled with art, jewelry, and other treasures?

[Open]What is the prime factorization of 42 using exponents?

[Open]What is an animalcule? What words do we use today instead of animalcule?