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Questions in Grade Middle-school

[Answered] A six-sided die was rolled nine times. What is the mode of these rolls: 4, 5, 1, 2, 4, 3, 6, 2, 4?

[Answered] When this 3-digit number is rounded to the nearest ten or hundred, the numbers round up. All of the digits in this number are the same. The sum of the digits is 15. What is the number?

[Answered] When this 3-digit number is rounded to the nearest hundred, it rounds down to 900. The digit in the ones place is the fifth odd number that you count, beginning with 1. The sum of the digits is 22. What is the number?

[Answered] How do you simplify \(7a(3b - 2c + 4)\)?

[Answered] Calculate the following expression to verify your math: \[9.99 \times 10^{-2} + 1.11 \times 10^{-2}\] If you don't have the same scientific calculator as the one from school, you can try using a different one or a calculator app to ensure your math is correct.

[Answered] When this 3-digit number is rounded to the nearest hundred, it rounds to 200. Rounded to the nearest ten, this number rounds to 200. The sum of the digits of this number is 19. What is the number?

[Answered] How do you simplify [tex]$\frac{504}{5}$[/tex]?

[Answered] What is the answer to the following expression? \[ 9 \times 6 - 5(10 - 3) \]

[Answered] Marla did 65 sit-ups each day for one week. Use the distributive property to show an expression you can use to find the total number of sit-ups.

[Answered] When are the absolute value and the opposite of a rational number equal?