Which of the following sentences is written correctly?
each of the member have one votes.
each of the members have one vote.
each of the members having one vote.
each of the members has one vote.

175

step-by-step explanation:

2 inches x 10 miles = 200 miles - 3 inches = 175

, and

for

step-by-step explanation:

we can analyze the pattern at which the terms increase. let us denote , , , so that we can call

note the following:

the pattern: to get the next term value, we just add the next term number (e.g. 1st, 2nd, to the previous term value (term values are the given numbers in the question, 1, 3, 6, 10, 15,

from , to get to , we add

from , to get to , we add

etc.

we need to form a recursive formula, a formula that has the next term as a function of the previous term. so a possible recursive formula can be

, and for