Answer:
D' : (2, 1)
E' : (2, 3)
A' : (5, 3)
Step-by-step explanation:
A, B and C working together will finish same piece of work in 10 days
A can do a piece of work in 20 days. That is A is doing the work at a rate of 1 / 20. Therefore
B = 1 / 30
C = 1 / 60
A, B and C working togehter their rate will be added together =
A + B + C = 1 / 20 + 1 / 30 + 1 / 60 = 1 / 10
so they can work together to finish same piece of work in 10 days
Answer:
2x > 10 This means that 2 times x has to be bigger than 10 So, 4 times 2 is 8 while 2 times 6 is 12. And 12 is bigger than 10.
Step-by-step explanation:
Answer:
5/12 is the correct answer
Step-by-step explanation:
Also who is Francine?
