Questions by Grigori Kochanov

Questions by Grigori Kochanov

Jessica is collecting aluminum cans during the summer for a recycling project. She collected 120 aluminum cans in June and 150 aluminum cans in July. What is the percentage change of the number of cans

asked Oct 24, 2021

2 answers

0 votes

207k views

Point b has coordinates (-8,15) and lies on the circle whose equation is x^2+y^2=289. If an angles is drawn in standard position with its terminal ray extending through point b, what is the cosine of the

asked Oct 21, 2021

1 answer

4 votes

73.2k views

Valencia secures a good grade with a 4.0 GPA in her admission test. However, she is denied admission by a community college. She files a suit stating that she was discriminated against on the basis of

asked Aug 22, 2021

2 answers

2 votes

198k views

Which word correctly completes this sentence? Estos pantalones son caros, pero _________ son baratos. A. aquel B. aquellas C. aquéllos D. aquéllas

asked Jul 21, 2021

2 answers

4 votes

11.8k views

Sales taxes are A. based on each individual taxpayer's income level. B. levied on purchases of a particular good or service. C. collected only by the U.S. government. D. assessed on the prices paid on

asked Mar 9, 2021

1 answer

0 votes

125k views

Cecil solved a theoretical prediction problem, where a spinner would be spun 30 times. She correctly concluded: “The spinner will land on the red section 6 times.” What could the spinner look like? Is

asked Feb 25, 2021

2 answers

5 votes

89.3k views

Why is the top of the list of the highest-grossing films of all times dominated by movies made within the last 10 years? (Hint: Did The Dark Knight, made in 2008, really sell considerably more movie tickets

asked Jan 13, 2021

1 answer

3 votes

128k views

We sing better in the shower due to standing waves. Assume that your shower is 2.45 m (about 8 ft) tall and can be modeled as an organ pipe. What is the wavelength of the fundamental harmonic for standing

asked Nov 10, 2020

2 answers

5 votes

183k views

7. The value of x varies directly with y, and when x = 5, y = 12. Write an equation to represent the direct variation.

asked Nov 3, 2020

2 answers

3 votes

159k views

Suppose humans have weights which are normally distributed with mean 170 lbs and SD 50 lbs. If 400 humans are selected at random, what is the probability that the total weight is less than 70000 lbs? (Note:

asked Aug 4, 2020

1 answer

5 votes

151k views

How many moles of water contain 1.3 x 10^24 molecules? A. 7.8 x 10^47 B. 0.72 moles C. 2.2 moles D. 3.9 x 10^24

asked Jul 3, 2020

1 answer

1 vote

196k views

Sodium chloride and strontium chloride are both white solids. How could you distinguish one from the other?

asked May 20, 2020

1 answer

2 votes

28.2k views

The girl’s hockey team won 6 games, lost 3 games, and tied 2 games. What fraction of the games did they win?

asked May 11, 2020

2 answers

5 votes

34.0k views

Feralists believed in the separation of powers because they wanted

asked Feb 3, 2020

1 answer

0 votes

203k views

There are 650 sixth graders in the school and 338 of them are girls what percent of the sixth grade students are girls

asked Sep 14, 2019

2 answers

4 votes

104k views

What is the average rate of change of the function over the interval x = 0 to x = 4? f(x)= 2x−1 3x+5 f(x)=2x−13x+5 Enter your answer, as a fraction, in the box.

asked Aug 12, 2019

2 answers

0 votes

21.6k views

What is the other endpoint for midpoint (17,8) and endpoint (8,-5)?

asked May 11, 2019

1 answer

0 votes

12.5k views

Y=5x-115x -3y=3 How many solutions does this system have? One solution (0,-1) One solution (1,4) No Solution Infinite number of solutions

asked Mar 22, 2019

1 answer

1 vote

138k views

Which polynomial is a quintic trinomial? Please explain how you got the answer. I know what the trinomial part means but not the quintic.

asked Mar 19, 2019

1 answer

3 votes

18.5k views

Which of these is a negative externality that might be caused by a canadian company carrying out large-scale strip mining, which is environmentally destructive, in brazil?

asked Nov 27, 2018

1 answer

3 votes

48.8k views

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