Bill Robinson, Fredi Washington and other stars at opening gala of RKO Roosevelt Theater in Harlem, probably 1937

The video tutorial covers numbers from 2 to 20, divided into three sections. It begins with an introduction to numbers 2 to 8, followed by an exploration of numbers 9 to 14, and concludes with advanced concepts involving numbers 15 to 20.

What is the first number in the sequence introduced in the video?

• 3

• 1

• 4

• 2

Which number follows 7 in the sequence?

• 8

• 6

• 10

• 9

What is the last number covered in the middle section of the sequence?

• 13

• 14

• 12

• 11

Which number is the first in the concluding section of the sequence?

• 15

• 13

• 14

• 16

What is the final number in the sequence discussed in the video?

• 20

• 21

• 19

• 18