Questions by William Choy

Questions by William Choy

What is the common difference between the elements of the arithmetic sequence below? -18, -22.5, -27, -32.5, -36

asked Aug 6, 2020

1 answer

3 votes

32.6k views

The ages of 3 brothers are represented by consecutive integers. If the oldest brother's age is decreased by twice the younger brother's age, the result is ___________.

asked Jun 26, 2020

1 answer

3 votes

211k views

Atoms with 5 valence electrons usually form how many bonds?,

asked Nov 22, 2019

1 answer

2 votes

67.5k views

What are limiting factors? What is their purpose?

asked Oct 26, 2019

2 answers

3 votes

160k views

According to NAEYC accrediting standards, a preschool for ages two through five that enrolls the maximum allowed number of students in each classroom should employ ________ teacher(s) per room.

asked Sep 9, 2018

1 answer

2 votes

120k views

A crater is shaped like a bowl and filled with water which sentence best describes the crater A) it is a concave B) it is neither concave nor convex C)it is concave and convex D) it is convex

asked Mar 20, 2018

2 answers

1 vote

171k views

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