How many dots are in the 21 step

Answer:
15 dots
Step-by-step explanation:
because step 1 has 4 dots and step 2 has 5 dots and step 3 has 6 dots
Answer: 462
Step-by-step explanation: because I saw that step one is 2 and step 2 is 6 so it is the number behind the number is multiplied so like if it was 21 you would multiply 21 and 22