Questions by Zhi Lv

Questions by Zhi Lv

A newspaper article reported that people spend a mean of 7.5 hours per day watching TV, with a standard deviation of 2.0 hours. A psychologist would like to conduct interviews with the 20% of the population

asked Nov 20, 2023

1 answer

2 votes

216k views

A friend ask to borrow 500 dolllars and agree to repay in 90 days with 4% interest how much interest will you earn?

asked Feb 26, 2023

1 answer

0 votes

8.8k views

Given the function ƒ(x) = 3x + 5, find ƒ(4) and x such that ƒ(x) = 38.

asked Dec 18, 2022

1 answer

0 votes

174k views

{x}^(2) + 7x + 12

asked Oct 21, 2022

2 answers

12 votes

30.3k views

Solve 2x + 5y = -13 3x - 4y = -8 (4,1) (-4,1) (4.-1) (-4,-1)

asked Oct 5, 2022

1 answer

4 votes

152k views

Hi can someone PLSS answer this and no links!!! What is a mistake you made this year? What lesson did you learn?

asked Jul 20, 2022

2 answers

1 vote

149k views

Please answer asap ------------------ ------------------ ------------------ ------------------

asked May 25, 2022

1 answer

5 votes

185k views

How many ice cream balls are obtained when the ice cream mass is 2 liters and the diameter of one ball is 5 cm?

asked Mar 22, 2022

1 answer

14 votes

47.4k views

What’s the greatest common factor of 14b^3+21b^2-42b

asked Sep 19, 2021

1 answer

2 votes

148k views

Positive charge Q is distributed uniformly along the x axis from x = 0 to x = a. (a) Determine the magnitude of the electric field at x = l + a on the x axis. (b) Find an expression

asked Sep 5, 2021

1 answer

1 vote

108k views

Why do you look at a person differently when you know them vs when u don't

asked Aug 26, 2021

1 answer

0 votes

57.4k views

How can a mandala design be connected and reflect science, math and world culture? 8-10 sentences

asked Jul 27, 2021

1 answer

1 vote

18.1k views

Describe how you think the judiciary branch is kind of being affected by the other two branches Answerrr plz

asked Apr 27, 2021

1 answer

4 votes

44.9k views

I need help on this question

asked Feb 12, 2021

1 answer

4 votes

211k views

A building casts a shadow 20 meters long if the angle from the tip of the shadow to the highest point of the building is 69 degrees what is the height of the building?

asked Feb 7, 2021

1 answer

2 votes

212k views

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