MATHEMATICS TRAIL STATION 1

Group 1

1

I am a two-digit number. If you reverse my digits, I get a number 27 more than the original number. What number am I?

36

2

(G9) Find slope of line through

 (2, 5) and (4, 9).

Answer:2

3

(G10) Solve: 

x² − 4x − 21 = 0

Answer: x = 7, x = −3

4

- Each member will hula hoop, moving from the entrance to the far side of the classroom.

Congratulations

Group 2

1

I am a two-digit number. My tens digit is twice my ones digit. The sum of my digits is 12. What number am I?

Answer: 84

2

(G7) Find one interior angle of a regular hexagon.

Answer: 120°

3

(G8) Simplify: 

(4x² + 3x − 2) − (2x² − x + 5)

Answer: 2x² + 4x − 7

4

Each member will hula hoop, moving from the entrance to the far side of the classroom

Congratulations

Group 3

1

I am a two-digit number. My tens digit is twice my ones digit. The sum of my digits is 12. What number am I?

Answer: 84

2

(G7) What is √121?

Answer: 11

3

(G8) Multiply: 

(x + 2)(x − 3)

Answer: x² − x − 6

4

Each member will hula hoop, moving from the entrance to the far side of the classroom

Congratulations

Group 4

1

I am a two-digit number. My tens digit is twice my ones digit. The sum of my digits is 12. What number am I?

Answer: 84

2

(G7) The sum of angles in a decagon (10 sides) is?

Answer: 1440°

3

(G8) Cube of (x − 2)

Answer: x³ − 6x² + 12x − 8

4

Each member will hula hoop, moving from the entrance to the far side of the classroom

Congratulations