Finn's Question Set 2 - Day 2

Increase $240 by 15%

• 264

• 270

• 276

• 300

Decrease $320 by 25%

• $80

• $220

• $250

• $240

A store adds 30% markup to cost price $90. Selling price?

• $110

• $117

• $120

• $130

Which one of these options are the cheapest?

• 500 g for $4.50

• 750 g for $6.60

• 1 kg for $9.40

Expand:

(x + 4)(x – 3)

• x²+x-12

• x²+x+12

• x²+7x-12

• x²+3x-12

Expand:

(2x + 3)(x + 5)

• 2x²+13x-15

• 2x²+13x+15

• 2x²+10x+15

• 2x²+8x+15

Factorise:

8a – 12

• 2(4a – 12)

• 8(a + 12)

• 4(2a – 3)

• 2(2a – 3)

Factorise:

x²+9x+14

• (x + 7)(x + 2)

• (x - 7)(x -2)

• (x + 1)(x + 14)

• (x + 9)(x + 14)

Identify the form:

x² – 64

• Perfect square

• Common factor

• Trinomial

• Difference of squares

Expand: (3x – 1)²

• 9x²-1

• 9x²-6x+1

• 9x²-3x+1

• 9x²+6x+1