Recent activity by Edzer Pebesma

Recent activity by Edzer Pebesma

if the probability of a airplane flight arrives on time is 0.75 find the probability that out of 3 flights ALL arrive on time? and out of 3 flights at least one of them arrives on time?

answered Oct 3, 2023

1 answer 94.3k views

Match the quadratic equation to the coordinates of its vertex.

answered Aug 16, 2023

1 answer 16.5k views

A 100 kg car starts from 20 m/s and speeds up to 41 m/s in 7 seconds. Determine the car's acceleration.

answered Jun 22, 2023

1 answer 52.6k views

(3x-5)/4 is less than or equal to -1 How to solve for x?

answered Jun 10, 2023

1 answer 150k views

You have 40 minutes to exercise at the gym, and you want to burn 300 calories total using both machines. How much time should you spend on each machine?A photo shows an elliptical trainer marked as 8 calories

answered Jun 8, 2023

1 answer 168k views

HELP PLEASEEEEEEEEEEE

answered Jun 6, 2023

2 answers 183k views

A bag contains four batteries

asked Apr 16, 2023

1 answer 232k views

Hello! Can you read the comments? Thanks! However, my math question is, what is the equation represented by this graph?

answered Mar 9, 2023

2 answers 111k views

Do you think corporations would want the working conditions in their facilities more closely? Explain

asked Mar 7, 2023

1 answer 666 views

You view an animal cell through a microscope and observe duplicated chromosomes lined up in the center of the cell. Which state of mitosis are you witnessing

asked Feb 1, 2023

1 answer 113k views

Balance the equation CuCl2 + H2S → CuS + HCl

answered Dec 16, 2022

2 answers 37.8k views

Engineers are designing a solar energy system to meet all the energy needs of a home. Write what constraints they must consider.

answered Dec 13, 2022

2 answers 114k views

The new number 200 is 400 less than the original number what is the approximate per percent change

asked Nov 27, 2022

1 answer 137k views

Match the following first aid steps for bleeding with the order they should go in. 1. Cover your hands to keep yourself from being exposed to blood. 2. Determine whether you need to call 911 3. Remove

answered Nov 19, 2022

2 answers 95.8k views

Answer plz. I'll get my points back if you put something random.

answered Sep 11, 2022

1 answer 234k views

Idad ¿Cómo crees que ha contribuido la cosmoquímica al conocimiento de nuestro Sistema Solar y de la vida fuera del planeta Tierra?

asked Aug 27, 2022

1 answer 15.8k views

Han has some jars. He put 3/4 cup of grape jam in each jar, using a total of 6 3/4 cups. How many jars did he fill?

answered Aug 22, 2022

1 answer 149k views

Please help need answer

asked Jun 6, 2022

1 answer 8.7k views

2 math questions below!!!!

answered May 13, 2022

2 answers 6.9k views

This is writing that communicates specific information about a particular subject , craft , or occupation .

answered Mar 15, 2022

1 answer 87.6k views

Search QAmmunity.org