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Questions in Grade Middle-school

[Open]Model the numbers and draw quick pictures to show how you solved the problem. Laura has 128 marbles. Kristen has 118 marbles. Who has more marbles?

[Open]What is the prime factorization of 180?

[Open]Eli takes a typing test and types all 420 words in \(\frac{1}{20}\) hour. He takes the test a second time and types the words in \(\frac{1}{30}\) hour. Was he faster or slower on the second attempt? Complete the explanation. Eli typed _______ on his second attempt. He typed ______ words per minute on his first attempt and ______ words per minute on his second attempt.

[Open]State where you find the oldest permanently settled city in the United States.

[Open]Calculate the following: \[ 9.254 \times 1000 = \, ? \]

[Open]Simplify the fraction \(-1 \frac{716}{1000}\).

[Open]How do Earth materials get sorted in nature?

[Open]Jerry Ayers is the world’s fastest pumpkin carver. How quickly could he carve a pumpkin? 1. 22 seconds 2. 37 seconds 3. 45 seconds 4. 53 seconds

[Open]A certain can of iced tea contains 4% of the recommended daily allowance of sodium. The recommended daily allowance is 2500 milligrams. How many milligrams of sodium are in the can of iced tea? Show your work.

[Open]0.4 is 10 times as much as what number?