Cynthia wants to know the favorite band of all 5th graders in her school. She asks 10 of her friends from the 5th grade Art Club. How would you describe this sample?

Question 8 options:

This is a valid sample since she only asked 5th graders.

This sample is valid because it is a Simple Random Sample.

This sample is invalid because it is a Systematic Random Sample.

This sample is invalid because it is a Convenience Sample.

The two-way table shows the number of people whose hobbies are reading or solving puzzles and who either ride a motorcycle or don’t ride a motorcycle. among people whose hobby is reading, what is the relative frequency of not riding a motorcycle? express your answer as a decimal, and round it to the nearest hundredth if necessary. enter your answer in the box. reading solving puzzles ride a motorcycle 7 3 don't ride a motorcycle 5 9

Volume of cylinder with a radius of 8cm and height of 25 cm

Joanie wrote a letter that was 1 1/4 pages long. katie wrote a letter that was 3/4 page shorter then joagies letter. how long was katies letter