Answer:
the ones are options 2 and 3
To find the common ratio, divide the second term by the first term
-10 / 2 = -5
to find each term in a geometric sequence, u multiply by the common ratio.....
2 * -5 = -10
-10 * -5 = 50
50 * -5 = - 250 <== ur next term
2/5 = 42
1/5 = 21
5/5 = 105
105 students in the class
Answer:
3/6 + 3/6 | 4/12 + 8/12 | 2.5/6 +3.5/6
Step-by-step explanation:
-7.5 / -2.5 = 3
------------
