Mathematics, 10.11.2020 22:30 VonneB1684
A plumber charges a base fee of $60, and then each hour of work costs $15. Yesterday Joe hired the plumber to fix his sink, at a total cost or 240. How many hours did the plumber work?
OA
16 hours
3.75 hours
12 hours
D
4 hours
Answers: 1
Mathematics, 21.06.2019 18:20
Me solve this problem, and someone clearly explain to me how to solve it.1.) use the value of the discriminant to determine if the given trinomials has 2 real solutions, 1 real solution, or no real solutions.a. x2 − 4x − 7 = 0b. 4r2 + 11r − 3 = 0c. 3m2 + 7 = 0d. t2 + 2t + 1 = 0
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Mathematics, 21.06.2019 23:00
Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?
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Mathematics, 21.06.2019 23:40
Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !
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Mathematics, 22.06.2019 00:10
If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s? a. 56.3 b. 33.7 c. 41.8 d. 48.2
Answers: 3
A plumber charges a base fee of $60, and then each hour of work costs $15. Yesterday Joe hired the p...
Mathematics, 10.10.2019 16:00
Mathematics, 10.10.2019 16:00
Mathematics, 10.10.2019 16:00
Mathematics, 10.10.2019 16:00
Mathematics, 10.10.2019 16:00
Mathematics, 10.10.2019 16:00
Mathematics, 10.10.2019 16:00