Johanna is online shopping for a dress she really wants. The original cost of the dress is $50. She saw that it was on sale for $34. What is the percent decrease for the dress Johanna wants to buy? Explain in writing/typing how you would solve this problem. Write FIVE complete sentences.

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

25 ! i need asap! ! ill mark brainliest!

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour. what is the cyclist average rate for the round trip in miles per hour ?