Multiple Choice Questions
Unit B1
Indices and Factors
For each of these questions, choose the option (A, B, C or D) that is TRUE.
1
2.748 to 2 significant figures is
- (A)2.75
- (B)2.8
- (C)2.74
- (D)2.7
2
is
- (A)
- (B)2
- (C)
- (D)
3
If x = 32 × 23, then x4 =
- (A)36 × 23
- (B)36 × 27
- (C)38 × 23
- (D)38 × 212
4
The HCF of 54 and 60 is
- (A)3
- (B)2
- (C)6
- (D)12
5
The LCM of 18 and 15 is
- (A)90
- (B)270
- (C)360
- (D)180
Total: -
of marks