Year 10 Numeracy Week (Tuesday)

What is the value of the '?' in this question?

• 20

• 64

• 34

• 46

How many sides does a heptagon have?

What number am I?

I am a 3-digit number.

I am odd.

The sum of my digits together is 15.

All my digits are odd.

The order of my digits is smallest to largest.

I am a multiple of 7.

Rearrange these letters to make a mathematically word:

T G E N R C E A L

Round 78.9035 to two decimal places.

• 78.90

• 78.91

• 78.903

• 78.9

Round 459 to 1 s.f.

• 4

• 5

• 400

• 500

Combine like terms:

5x² - 2x + 4 + 3x + 2x² + 8

• 7x² + x + 12

• 7x⁴ + 5x + 12

• 3x² + 7x + 10

• 20x⁶

Which of the following is the correct expansion of:
3p(4p - 7q)?

• 7p - 10pq
• 12pq - 21q²
• 9q
• 12p² - 21pq

Expand and simplify

(h + 7)²

• h + 49

• h² + 14h

• h² + 49

• h² + 14h + 49

Expand and simplify.....

√3(√2 + √3)

• √6 + 3

• √6 + 3√3

• √6 + 3√9

• √6 + √9