Voluntary exchanges happen when both parties expect to

The adjusted trial balance for china tea company at december 31, 2018, is presented below:

Oimpermeable peaeiremblm: a garment you put on when it's raining. eddepnieent: a sales person. rrgteeaa: to negotiate the price of an article. jcaa: a box where the sales person keeps the money of his/her sales. rbatoa: something inexpensive. zalu: the color of the sky. gfolasdaes (3 words): an object that protects your eyes from the sun.

In a high school with 3000 students, counselors are putting together a math tutoring program for the neighboring middle school. they plan to invite high school students with high average test scores to tutor middle school students, and they would like to offer gift cards to the student tutors. the counselors have a spreadsheet showing each student’s average test scores, and in order to find out how many gift cards they should purchase, the counselors need to count how many students would qualify to become tutors. which type of function would best the counselors determine the number of eligible students?