Question

Choose the correct answer in place of the queston mark (?) in the following series: 2, 7, 9, 3, 8, 11, 4, 9, 13, (?), 10, 15 Select one: a. 4 b. 3 c. 5 d. 6 e. 7

Answer 1

Answer:

5

Step-by-step explanation:

since after two number the next number is one greater than that of first so we can replace question mark with 5

Answer 2

Answer:

(c) 5

Step-by-step explanation:

To understand it you have to make the triplet as follows

2,7,9

3,8,11

4,9,13

?,10,15

you can see an order

first number of each triplet differ by 1

second number of each triplet differ by 1

third number of each triplet differ by 3

therefore, looking the order

? is 5

Hope this will help you

Mark it as brainlist