- 1. The real estate agent is paid $350 per week and then $1000 for every house sold. Thus the real estate agent's weekly pay function is given by:
A) P= 350h + 1000h
B) P=1350h
C) P=1000h + 350w
D) P=350h + 1000
E) P= 1000h + 350
- 2. The plumber charges a callout fee of $60 and $75 per hour, the function is : C, = where h is the number of hours of work.
A) C = 75h
B) C = 60h
C) C = 135h
D) C = 60h + 75
E) C= 75h + 60
- 3. The electrician charges $105 for the call-out fee and then $85 per hour. Thus the electrician's charge function is: C =
A) C = 85t + 105
B) C = 105c + 85t
C) C = 85t
D) C= 105t
E) C = 105t + 85
- 4. When travelling at an average speed of 80 km per hour, the distance travelled is given by the function D = , where t is the number of hours of travel.
A) D = 80 - t
B) D = t + 80
C) D = 80t
D) D = 80000t
E) D = 80t + 15
- 5. When travelling at an average speed of 90 km per hour, the distance travelled is given by the function D = where t is the number of hours of travel.
A) D = t + 90
B) D = 80t
C) D = 90t + 90
D) D = 90t - 90
E) D = 900000t
- 6. A party organiser charges $3000 but reduces the fee by $70 per guest. The Charge is given by the function: C = , where n is the number of people attending.
A) C = 3000 - 70n
B) C = 3000 - 70
C) C = 3070n
D) C = 70n - 3000
E) C = 3000n - 70
- 7. A caterer charges $350 plus $75 per guest. The Charge is given by the function: C = , where n is the number of people attending.
A) C = 375n
B) C = 350n + 75
C) C = 350n + 75n
D) C = 75n + 350
E) C = 350n + 75
- 8. People attending the social will pay $30 each and it will cost $1250 to hire the room. Thus the profit function is P =
A) C = 30 + 1250
B) C = 30n + 1250
C) C =1250 - 30n
D) C = 1250n + 30n
E) C = 1250n + 30
- 9. A man who makes chairs charges $235 per chair. His weekly pay, in $, is given by W = , where n is the number of wicker chairs made.
A) W = 235 - n
B) W = 200 + 35n
C) W = n + 235
D) W = 235n
E) W = 325n
- 10. Jon is paid a retainer of $250 per week and also receives $5 for each bag he makes Thus the function for his weekly pay is given by: W =
A) W = 250 + 5b
B) W = 255b
C) W = 250b + 5
D) W = 250w + 5b
E) W = 5b - 250
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