Questions by David Derman

Questions by David Derman

If u could invent one science gizmo what would it be?

asked Sep 12, 2021

1 answer

1 vote

133k views

Mr. Zelman wants to give 50% of his comic book collection to his nephew Alex. If Mr. Zelman has 800 comic books, then how many will he give to his nephew?

asked Aug 8, 2021

1 answer

0 votes

73.0k views

Which is the molar mass of BF3?

asked Aug 2, 2021

2 answers

5 votes

173k views

The inequality 16 < 3 x - 2 could represent which of the following problems? Three times a number minus two is at most 16. Three times a number minus two is at least 16. Three times a number minus two is more than 16. Three times a number minus two is less than 16.

asked Jan 24, 2021

1 answer

1 vote

211k views

Choose a line that is contained in plane s look at the picture for an example it’s an easy 50 pts cmon

asked Jan 3, 2021

2 answers

0 votes

158k views

The domain for f(x) is all real numbers greater than or equal to blank

asked Dec 6, 2020

1 answer

2 votes

148k views

Plz help me idk what t0o do

asked Sep 25, 2020

1 answer

1 vote

204k views

1. Interpret Delpheanea says foster youth are "invisible to ... just about everybody.” What does she mean? How do her words remind you of the different ways the attendant and Mike treated his grandmother?

asked Jun 18, 2020

1 answer

4 votes

2.6k views

Some have suggested that the relationship between hassles and stress, as demonstrated by the Hassles Scale, might actually be better explained by the fact that some of the symptoms noted may reflect symptoms

asked Jan 13, 2020

1 answer

2 votes

99.1k views

Find the median and mean of the data. Which reflects the best measure of the center? 13, 14, 12, 13, 23, 22, 21

asked Sep 11, 2019

2 answers

0 votes

105k views

The chart below shows the average number of movies seen per person in selected countries. Use equal intervals to make a frequency table for the average number of movies per person.

asked Aug 8, 2019

2 answers

0 votes

138k views

How can I remember the definition of operon? Read below for the definition. I need help memorizing it. The unit of regulation of genetic expression in prokaryotes.

asked Jul 28, 2019

1 answer

5 votes

59.9k views

Explain the causes of the english civil war. how did the english civil war affect the colonies?

asked Mar 25, 2019

1 answer

5 votes

57.1k views

A circle is centered at the point (-7,-1) and passes through the point (8,7). The radius of the circle is _____ units. (Enter a whole number, not decimals) The point, (-15, __ ) lies on it's circle. (Enter

asked Apr 1, 2018

1 answer

3 votes

11.4k views

Greg's football team played 16 games this season and won 12 of them. What percent of their games did Greg's team win?

asked Feb 15, 2016

2 answers

2 votes

195k views

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