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Questions in Grade Middle-school

[Answered] What is the value of the underlined digit in 6035 (the 3 is underlined)?

[Answered] What is 5,087,739 rounded to the nearest ten thousand?

[Answered] The gym offers a discount when more than one member of the family joins. The first member (n=0) pays $550 per year. The second member to join (n=1) gets a discount of $75 per year. The third member (n=2) gets an additional $75 discount. The price for the *n*th member is given by 550 + (-75n). a. What is the price for the fourth member to join (n=3)? b. For a large family, is it possible for a member to join for free? If so, which member would it be? Explain your reasoning. c. Other than $0, what is the lowest amount that a member would pay to join? Which member would it be? Explain your reasoning.

[Answered] Mrs. Simpson's class has 10 girls and 15 boys. What is the ratio of girls to boys?

[Answered] Solve for \( z \) in the equation: \[ \frac{z}{5} - 7 = 2 \]

[Answered] What two-digit number multiplied by itself has the product 2,025?

[Answered] Use compatible numbers to estimate the sum of 83 + 34.

[Answered] What is 3,490,000 in scientific notation?

[Answered] Identify four words that contain the small word meaning the opposite of "out."

[Answered] Why do you think most Native American groups did not form large empires like the Aztec and Inca did?