P6 Maths quiz

What list contains ALL factors of 45?

• 1,2,3,5,9,45

• 1.3.5.9.45.

• 1,3,5,9,15,45.

• 1,5,9,45.

Which list contains ONLY prime numbers?

• 29, 35, 43.

• 31, 33, 43.

• 37, 43, 49

• 23, 41, 47.

• 71

• 103

• 119

• 66

Which statement is true?

• All PRIME NUMBERS are ODD.

• All COMPOSITE NUMBERS are EVEN.

• 39 has exactly 4 factors.

• If a number is NOT prime, then it is composite.

What is the GCF of 48 and 72

• 12

• 24

• 36

• 8

What is the prime facorisation of 76?

• 2 x 3 x 11

• 4 x 19

• 400

• 600

• 60

• 120

The next 2 numbers of the sequence:

2, 8, 24, 96, 288, ....

are:

• 1152, 3456

• 864, 3156

• 294, 310

• 294,882

The next 2 numbers of the sequence:

11, 11, 13, 39, 43, 215, ___, ___

• 221, 228

• 221, 1547

• 1290, 1297

• 220, 1320

Which is NOT a factor of 54?

• 4

• 6

• 9

• 3