Answer:
Fred = 26, Natalie = 15
Step-by-step explanation:
N + F= 41 // N = 41 - F (eqn 1)
4N + F = 86 (eqn 2)
sub eqn 1 into eqn 2
4(41 - F) + F = 86
164 - 4F + F = 86
-3F = - 78
F = 26
sub F = 26 into eqn 1
N = 41 - F
N = 41 - 26
N = 15
Answer:
27 hours
Step-by-step explanation:
Just do the reverse. 65-11 = 54. 54 / 2 = 27.
Answer: 4
Step-by-step explanation: The answer is 4 because, to find the median you must put the numbers in order and find the one in the middle . Which makes the answer 4 :)
Both are correct.
Good job!
Answer:
1.5 hours to 525 km
Speed in km/h=

Step-by-step explanation:
XD