The ratio of students to to teachers is 2: 3 if there were 21 teacher how many students will there
be

Nnnnneeedd 1.find the residual if you know the actual number is 5.2 and the predicted value is 4.8

Suppose the radius of a circle is 16. what issuppose the radius of a circle is 16. what is its circumference its circumference

Will mark brainliest if you answer ! the taco shop sold 198 lunches friday. this number is 3 more than 3 times the number they sold monday. let n represent the number of lunches sold monday. which equation shows an equality between two different ways of expressing the number of lunches sold on friday? a. n – 3 = 198 b. 3n – 3 = 198 c. 3n + 3 = 198 d. n + 3 = 198