WMD 2023 Grand Finale (Year 5 vs Year 6)

If 8y - 4 = 6y - 10, find the value of 5y

• -35

• -15

• -3

• 3

What is the difference between temperature 12°C and -10°C?

• 2°C

• 5°C

• 22°C

• 12°C

Evaluate 1¹ - 1 + 2² - 2 + 3³ - 3

• 25

• 26

• 8

• 38

Simplify 2/0.004

• 500

• 50

• 5000

• 50000

Find the product of the LCM of 8 and 12 and the HCF of 3 and 9

• 27

• 48

• 72

• 216

The sum of all the numbers from 1 to 10 is

• Odd numbers

• Even numbers

• Prime numbers

• None of the above

Find x if 5:7 = 35:x

• 36

• 42

• 49

• 52