Kamisha is planning to conduct a survey at her school. she has decided to interview 7 out of 30 students. if there are 510 students at her school, how many students must kamisha interview?

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

Tell whether the two rates form a proportion

Analyze the diagram below and complete the instructions that follow. how to find tan