For the following set of marks of students in a subject
Marks 0-19 20-39 40-59 60-79 80-99
Frequency 6 10 18 12 4
Find

2. Quartiles

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

Consider this equation. |y + 6| = 2 what can be concluded of the equation? check all that apply. there will be one solution. there will be two solutions. the solution to –(y + 6) = 2 will be also be a solution to the given absolute value equation. the solution(s) will be the number(s) on the number line 2 units away from –6. the value of y must be positive since the variable is inside absolute value signs.

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?