# Idea of Functions MCQs Quiz Worksheet PDF Download

Learn idea of functions MCQs, math test for online course learning and test prep to practice. Functions and graphs quiz questions has multiple choice questions (MCQ), idea of functions test to learn for sixth grade math help.

Math practice test MCQ on by putting value for x as -4 in function y = 5x, answer will be with options 1, −20, 20 and −1 problem solving skills for competitive exam, viva prep, interview questions with answer key. Free math revision notes to learn idea of functions quiz with MCQs to find questions answers based online learning tests.

## MCQs on Idea of Functions Quiz PDF Download

MCQ. By putting value for x as -4 in function y = 5x, answer will be

- 1
- −20
- 20
- −1

B

MCQ. If monthly pay of salesman is 'y' and includes basic pay $200 plus a commission of $5 for every unit he sales then function for this can be written as

- x = 205 + 5y
- 200 + 5xy
- y = 200 + 5x
- y = 205 + x

C

MCQ. By putting value for x as 3 in function y = 10x, answer will be

- 3.334
- 7
- 30
- 13

C

MCQ. Consider function y = 10 - 4x, if value of x = -1 then value of 'y' is

- 6
- −2
- 14
- 2

C

MCQ. If each ticket of amusement park is sold for $20 then function for total sales can be written as

- y = 20 + x
- 20xy
- x = 20y
- y = 20x

D