Mrs. Tart takes a survey in class. She discovers 60% of her students prefer using pens over pencils in class. If 12 students in Mrs. Tart’s class prefer to use pens, how many total students are in Mrs. Tart’s class?

20 students

Step-by-step explanation:

If,

60% = 12 students

∴ 1% = 12\60 students

∴ 100% = (12*100)\60 students

            = 20 students

{ easiest way for me}

square root

step-by-step explanation:

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation: