When Jonas becomes the Receiver of Memory, he gets a rule that he may not tell his dreams. He wants to know how many of his 50 classmates have the same rule. He asks 5 friends from his class whether they may tell their
dreams. Of those, 4 say that they may.
Based on this data, which of the following conclusions are valid?
Choose 1
About 80% of all of Jonas's classmates may tell their dreams,
About 80% of all people in Jonas's community may tell their dreams.
80% of the classmates in this sample may tell their dreams, but we cannot conclude anything about
the population.

On the way home from visiting his family, vincent’s plane cruised at an altitude of 3.2 × 104 feet. he had heard that a man named felix baumgartner skydived from an altitude of 1.28 × 105 feet. vincent wants to know how much higher felix went on his skydiving trip. question 1 you have already seen how adding numbers works in either scientific notation or standard notation. but can you subtract numbers in scientific notation and get the same results as subtracting in standard notation? to find out, first solve vincent’s problem in standard notation. part a write the cruising altitude of vincent’s plane in standard notation.

You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall

Anyone know? will mark brainliest if correct