Match the name of the sampling method descriptions given. Situations

call every 15th phone number on every 5th page of the phone book

dividing the population by Gender, and choosing 30 people of each gender

selecting a classroom number at random then surveying all the students in that room

writing everyones name on a playing card, shuffling the deck, then choosing the top 20 cards

asking people on the street

Sampling Method
a. Simple Random
b. Convenience
C. Stratified
d. Cluster
e. Systematic​

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

Question 3 (essay worth 10 points) (03.06 mc) part a: max rented a motorbike at $465 for 5 days. if he rents the same motorbike for a week, he has to pay a total rent of $625. write an equation in the standard form to represent the total rent (y) that max has to pay for renting the motorbike for x days. (4 points) part b: write the equation obtained in part a using function notation. (2 points) part c: describe the steps to graph the equation obtained above on the coordinate axes. mention the labels on the axes and the intervals. (4 points)

Precalculus question, image attached.