Answer:
Step-by-step explanation:
Y=1/2y
Answer:
10 years
Step-by-step explanation:
Answer:
20:9
Step-by-step explanation:
Answer:
The second answer - 40, 10, 20, 50
Step-by-step explanation:
Range is the difference between the largest and smallest number in a data set. The biggest and smallest numbers in the data set are 50 and 10, respectively. 50 - 10 = 40.
It would be the last one, to inform readers about a topic using facts and details.