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Questions in Grade Middle-school

[Answered] I am smaller than [tex]6 \times 7[/tex]. I am bigger than [tex]6^2[/tex]. The sum of my digits is 12.

[Answered] Which of the following are the most numerous in North America? A. Nations B. Countries C. Oceans D. States

[Answered] A train travels at a speed of 30 miles/hour and covers a distance of 240 miles. How long did it take the train to complete its journey?

[Answered] Write the number 6,174,798,604 as an integer and in scientific notation.

[Answered] If two pounds of peaches cost $4.20, how much do five pounds cost?

[Answered] Given: \[ PT = 7x - 24 \] \[ TQ = 6x - 2 \] Find \( PT \).

[Answered] Why were castles built at crossroads?

[Answered] What is the timeline for Martin Luther?

[Answered] What is 18.6 rounded to the nearest tenth?

[Answered] \[ 5a + c = -8a \] Solve the equation for the variable \( a \).