Question

find the missing number 9,30,51,72​

Answer 1

Answer:

the answer is 93

Step-by-step explanation:

9,30,51,72

The common difference between every number is as follows

30-9=21

51-30=21

72-51=21

so the next number will be 72+21=93

now let's check that the answer is correct or not 93-72=21

Thank you and please mark my answer as brainliest