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Questions in Grade Middle-school

[Answered] What is a reasonable estimate for 532,668?

[Answered] The sides of a triangular birdcage are consecutive integers. If the perimeter is 114 centimeters, what is the length of each side?

[Answered] What is the answer to \(9.34 - 3.029\)?

[Answered] If \( n = 5 \), what is the value of \( x \) in the equation \( 9n - (3 + n) = x \)?

[Answered] For the function \( f(x) = 3x^2 - 2x + 5 \), find: \( f(1) \), \( f(-2) \), and \( f(a) \).

[Answered] The word form for 1,070,070.

[Answered] Lisa walked 8 km more than Tim. Lisa walked twice as far as Tim. How far did each walk? Let \( T \) represent the distance Tim walked in kilometers. - Tim walked: \( T \) km - Lisa walked: \( T + 8 \) km Given that Lisa walked twice as far as Tim: \[ T + 8 = 2T \] Solve for \( T \): \[ T + 8 = 2T \] \[ 8 = T \] Therefore: - Tim walked: \( 8 \) km - Lisa walked: \( 16 \) km

[Answered] Write the expanded form for the number 1,070,070.

[Answered] Why do you think the Sumerians were attracted to the land between the Tigris and Euphrates rivers?

[Answered] What is 32,005,008 in two other forms?