5. Robin works 5 hours a day, and Dave works 6 hours a day. Their hourly salaries are such that Robin's earnings in 3 days are the same as Dave's earnings in 5 days. Which graph and equation could represent Robin's and Dave's
salaries after thours?
ROBIN'S SALARY
a)
70
60
(6, 60)
Salary (in dollars)
50
40
(4.40)
30
A.
20
0
1
7
2 3 4 5 6
Time (In hours)
b) Dave's Salary - 5t
ROBIN'S SALARY
70
60
(4,60)
50
40
Salary (in dollars)
B
30
20
12.30)
10
7
1 2 3 4 5 6
Time (in hours)
b) Dave's Salary - 15t
J ROBIN'S SALARY
70
60
50
Salary (in dollars)
40
30
20
12.20)
10
(1.10)
0
1 2 3 4 5 6
Time (in hours)
b) Dave's Salary -156
7

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

Adriana sold 50 shares of a company’s stock through a broker. the price per share on that day was $22.98. the broker charged her a 0.75% commission. what was adriana’s real return after deducting the broker’s commission? a. $8.62 b. $229.80 c. $1,140.38 d. $1,149.00

Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187