Question

PLEASE HELP, ASAP. WILL RECEIVE MEDAL.

Answer 1

1. If y = mx + b is the equation of a line perpendicular to the line y = 5x – 2, what is the value of m?
a) mc002-1.jpg
b) mc002-2.jpg
c) m = 5
d) m = –5
2. A catering company uses a linear function to determine the total cost of parties. The following table shows the costs for dinner parties with varied numbers of guests. What is the cost to cater a dinner party with 90 guests?
Guests Total Cost
30 $315
60 $555
a) $720
b) $795
c) $870
d) $945
3. A salesperson is paid a flat rate plus a fixed percentage of her sales. Last month, she sold $16,000 worth of goods and was paid $1,600. Two months ago, she had $12,000 in sales and was paid $1,400. This month she sold $11,000 worth of goods. How much will she be paid?
a) $550
b) $855
c) $1,100
d) $1,350
4. Jordan has a jar of quarters. When he has 60 quarters in the jar, the jar weighs 52 ounces. When there are 125 quarters in the jar, the jar weighs 65 ounces. What is the weight of the empty jar?
a) 39 ounces
b) 40 ounces
c) 44 ounces
d) 60 ounces
5. At 9:00 a.m. Monday morning, Thomas fills a beaker with water and places it in the corner of the classroom. At 1:00 p.m. on Tuesday, Thomas examines the beaker and notices that the water level is 42 milliliters. At 11:00 a.m. on Wednesday, the water level has dropped to 31 milliliters. If the evaporation of the water follows a linear function, at what time will the beaker be empty?
a) 1:00 a.m. on Thursday
b) 2:30 a.m. on Thursday
c) 1:00 a.m. on Saturday
d) 6:00 a.m. on Saturday

Answer 2

The answer to number 1 is 5

Answer 3

The answer to number 2 is $795

Answer 4

The answer to number 3 is 1,100..i think

Answer 5

And sorry but I don't know the answers to 4 and 5:(

Answer 6

Thank you so much!

Answer 7

Anytime..if you need anymore help just message me so I can see it quickly!!

Answer 8

Okay. :)