QUESTION 3 Mark multiplied a number by itself, and found a product of 30. What is the number he started
with, rounded to the nearest tenth?

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?

The seventh-grade students at charleston middle school are choosing one girl and one boy for student council. their choices for girls are michaela (m), candice (c), and raven (r), and for boys, neil (n), barney (b), and ted (t). the sample space for the combined selection is represented in the table. complete the table and the sentence beneath it.