ANSWER ALL THE QUESTIONS THAT ARE NOT CIRCLED. DO NOT ANSWER CIRCLED QUESTIONS. Thank you all in advance!!

 

 

Name ___________________________ When completed, save on
your computer and upload to
MOODLE Phone ___________________
Foundations of Mathematics 10 ~SUBMISSION 8~
Be sure to show your WORK for all circled questions
1. If f(x) = -3x – 1 , then f(2x+1) = ?
____________ 2. 3. 4. 5. Write an equation in slope intercept form of
3
a line that is parallel to y = x + 5 and
4
passes through the point (3, 8).
_________________
What is the slope of the line
5x – 4y + 8 = 0? _______ f(x) = 5 – 3x, then f(-1) = ? _______ 14. Calculate the length of X (Round to 1 decimal
place)
X = ______ Y intercept is _______
1
? y =____
For what value of y is 2 y =
16
What is the value of k if 7. Simplify (64a8)0.5 5 k m10 = m ?
k = ___ ____________ 3 4 8. m Simplify 81 9. Simplify 3a(2a – 1) – (4x – 3) 8 ____________ ____________
Factor completely 3a2 – 12a – 15
____________________
11. 13. What is the X and Y intercept of the line
y = 5x–7
X intercept is _______ 6. 10. 12. TRUE or FALSE A total monthly cost of
using a cell phone consists of a fixed cost of
$17.99 plus a charge of $0.18 per minute of
use. The total monthly cost function is C(t) =
0.18t + 17.99.
_______ Is 3 25 a rational number? _______ 15. A watermelon at Store A costs $1.27 per
pound and costs $2.83 per kilogram at Store
B. Which store has the higher price?
_________
16. A cube has a surface area of 54 m2. What is
the length of a diagonal on one of the
surfaces? (Round to 1 decimal place)
__________
17. What is the radius of a soccer ball that has a
surface area of 2463 cm2? (Round to 1
decimal place)
__________ I verify that this Submission page has been completed by ______________________________ without assistance. Parent or Supervisor (Print Name) ___________________________ (Signature) ________________________ BONUS QUESTIONS (Optional) – 5 marks
1 mark each. WORK MUST BE SHOWN (unless instructed otherwise!)
ATTACH EXTRA WORK PAGES IF SPACE BELOW IS INSUFFICIENT
Question 1 (Show work ‘without’ using a calculator)
Write the following in order from smallest to largest:
2 1
1
35 , , 2 9 2 , 3 27 3 ANSWER _______________________________ Question 2
The lines that enclose a triangle can be represented by graphs of the equations y = 3, y + x= 7, and
y = 2x+7. By graphing the equations, determine the area of the triangle. ANSWER ________ Question 3
If two secretaries can type two pages in two minutes, how many secretaries will it take to type 18
pages in six minutes? ANSWER ________ Question 4 (No work required!)
In the drawing at right, the numbers beside each row and column are the total
values of the symbols in each row and column. What should replace the
questionmark?
ANSWER ________ Question 5
When musicians play together, they usually tune their instruments so that the note A
above middle C has frequency 440 Hz, called the concert pitch. A formula for calculating the
frequency, F hertz, of an note n semitones above the concert pitch is F = 440( 12 2 )n .
Middle C is 9 semitones below the concert pitch. What is the frequency of middle C? Round your
answer to the nearest hertz. ANSWER ________

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