DMSL 2025

What is the size of angle y?

• 180

• 150

• 160

• 170

What is the highest common factor of 24, 30 and 48?

• 8

• 12

• 6

• 3

What is the name of the red part of the circle?

• Segment

• Sector

• Tangent

• Chord

A point is moved 5 units left and 4 units up. What type of transformation is this?

• Reflection

• Enlargement

• Translation

• Rotation

Angle x = 72^o. Why?

• Alternate

• Corresponding

• Co-interior

• Opposite

What is the bearing of A from B?

What is the gradient of this line?

• 2

• 1

• 0.5

• -2

Expand and simplify fully (2x - 3)(3x - 7)

• 6x² - 23x - 21

• 5x² - 23x + 21

• 6x² - 23x + 21

• 6x² - 5x + 21

What best describes the relationship between umbrellas sold and rainfall?

• Strong positive correlation

• Strong negative correlation

• Weak positive correlation

• Weak negative correlation

Describe fully the single transformation that maps triangle A onto triangle B.

• Reflection in the line x = 0

• Rotation in the line y = 0

• Translation in the x-axis

• Reflection in the line y = 0