Please need help with this question.. It say:

Complete the following problems.

i. Insert the missing numbers 15,25,...,45,55,.

ii. 2,4,6,8,...,12,14

iii. A ferry can take 6 cars across the river in one trip. There ae 24 cars waiting t cross the river, How many trips will the ferry have to do to take all the cars across. One trip is across the river and back.

iv. If 100 pieces of small squares represent one room and 25 of those squares take up an art space, what is the fraction of room taken by art space. Using this example, identify two (2) strategies to demonstrate fractions to students.

The question say:

In each of your response, explain the method you used to reach your answer?