Which of the following is the least common multiple (LCM) of 18 and 24?
36
72
54
48
Pertanyaan 2
Pilihan ganda
If the highest common factor (HCF) of two numbers is 14 and their product is 588, what is the lowest common multiple (LCM) of the two numbers?
28
42
49
168
Pertanyaan 3
Pilihan ganda
Three students have 36, 48, and 60 pencils respectively. What is the maximum number of pencil sets they can make so that all sets have an equal number of pencils, with none left over?
6
12
24
36
Pertanyaan 4
Pilihan ganda
What is the HCF of 96 and 120?
24
48
12
8
Pertanyaan 5
Pilihan ganda
Which pair of numbers has an HCF of 9 and an LCM of 72?
9 and 72
18 and 36
24 and 27
12 and 54
Pertanyaan 6
Pilihan ganda
If the HCF of two numbers is 5, and their LCM is 100, which of the following could be the two numbers?
5 and 100
10 and 50
20 and 25
25 and 50
Pertanyaan 7
Pilihan ganda
A teacher wants to group 45, 60, and 90 students so that each group has the same number of students and none are left over. What is the largest possible group size?
5
15
10
30
Pertanyaan 8
Pilihan ganda
Which of the following is the LCM of 15, 20, and 24?
120
240
360
480
Pertanyaan 9
Pilihan ganda
If the HCF and LCM of two numbers are 6 and 180 respectively, what could the numbers be?
6 and 30
12 and 90
18 and 60
36 and 72
Pertanyaan 10
Pilihan ganda
Two traffic lights change after 45 seconds and 60 seconds respectively. If they change together at 8:00 a.m., at what time will they next change together?