Questions by Arrehman

Questions by Arrehman

Read the following sentence. By the time David was 30, he will have been playing Tetris for 21 years! Is the tense of was consistent with the tense of will have been playing? Why or why not? A. The tense

asked Nov 21, 2021

2 answers

4 votes

188k views

Let’s fix some n e {1,2,3,...}. A biased coin with probability of head p is tossed n times, and the number of heads, N1, is counted. The coin is then tossed Ni more times, and the number of heads, N2,

asked Nov 11, 2021

1 answer

3 votes

34.4k views

The price of an item has been reduced by 30%. The original price was $70. What is the price of the item now?

asked Jul 4, 2021

2 answers

4 votes

177k views

You wish to lift a 400 lb car engine a vertical distance of 3 ft using a strong rope. Unfortunately, your hand crank winch can only generate 100 lb of tension in your rope. In order to overcome this obstacle,

asked Jun 16, 2021

2 answers

3 votes

139k views

What is the value of y?

asked May 25, 2021

1 answer

0 votes

190k views

Woody plants evolve in the mid-Paleozoic Era. A. atmospheric CO2 increases B. atmospheric CO2 decreases C. There is no change in atmospheric CO2 levels.

asked Mar 8, 2021

1 answer

4 votes

3.0k views

A vertical parabola goes through (1,-2), (-3, 10), and (4, 31). Use matrices to solve for D, E, and F, given the general form x² + y2 + Dc + Ey + F = 0 (since it is a vertical parabola there is not a z

asked Jan 15, 2021

1 answer

1 vote

32.7k views

Who were richard the lion-heart and saladin? Opposing leaders in the crusades who reached a settlement about control of the holy land

asked Dec 28, 2020

2 answers

1 vote

138k views

Match the following scientific advances to the correct historical, political, societal, or economic developments. Invention of semiconductors Invention of assembly line Advances in medicine Advancements

asked Oct 26, 2020

1 answer

4 votes

112k views

A force of 166 N acts on a 7.05-kg bowling ball for .39 seconds . What is the bowling balls change in velocity

asked Jul 19, 2020

2 answers

2 votes

151k views

ANSWER All OF THESE QUESTION FOR BRAIN WHO WILL ANSWER FIRST? LETS SEE!!!!!!!!!!

asked Jun 18, 2019

1 answer

2 votes

234k views

What bad things the political bosses did?

asked Feb 7, 2019

1 answer

1 vote

161k views

A plane has 360 total seats, which are divided into economy class business class. For every 13 seats in economy class, there are 5 seats in the business class. How many seats are there in each class?

asked Jan 8, 2019

1 answer

4 votes

34.0k views

What is the axis of symmetry of y=3x^2+6x+5

asked Oct 20, 2018

1 answer

2 votes

188k views

Which law represents a balanced chemical equation? Avogadro’s hypothesis ideal gas law law of conservation of mass Newton’s first law of motion Newton’s second law of motion

asked Jun 21, 2018

2 answers

1 vote

65.8k views

A 0.133 mol sample of gas in a 525 ml container has a pressure of 312 torr. the temperature of the gas is ________ ° c.

asked Apr 13, 2018

2 answers

3 votes

111k views

IN A CHEMICAL CHANGE DOES THE ORIGINAL SUBSTANCE DISSAPPEAR ...?

asked Jun 2, 2017

2 answers

0 votes

121k views

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