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Questions in Grade Middle-school

[Open]What times what equals 52?

[Open]Simplify the expression: \[(3m^4n^6)(2mn)^0(2m^2n)\]

[Open]Kia is doing an experiment in the science lab. She is given a beaker containing 100 g of liquid. The beaker has markings on the side for measuring volume, and the water initially comes up to the 100 mL mark. Kia accidentally places the liquid on a hot plate. By the time she realizes her mistake, half of the liquid has evaporated. Kia still needs 100 g of liquid for her experiment. To find out how much liquid she needs to replace, she must re-weigh her liquid. However, the balance she used is now broken. The teacher tells Kia that she can determine how much water is left by observing the volume. The water now comes up to the 50 mL mark. How much mass does Kia's remaining water have?

[Open]A reindeer can run 96 miles in 3 hours. At this rate, how far can a reindeer run in 1 hour? Explain.

[Open]Simone has 20 bills. One-fifth of the bills are hundreds, 1/4 of them are fifties, and 1/10 of them are $20s. The rest of the bills are tens. Simone has $780 altogether. How many of each kind of bill does she have?

[Open]53,000 rounded to the nearest ten thousand is?

[Open]Find a number that is 15 more than 4 times its opposite.

[Open]Complete each statement by rounding the number to the given place value. Use the number line to show your work. a) 53,000 rounded to the nearest ten thousand is ______.

[Open]List three decimal numbers between 16.4 and 16.5.

[Open]What does the "slope-intercept form" look like?