Question : Find the LCM of 186.6 and 373.2.

Option 1: 373.2

Option 2: 398.2

Option 3: 186.6

Option 4: 276.6

Question : What is the ratio between the HCF and LCM of the numbers whose LCM is 48 and the product of the numbers is 384?

Option 1: 1 : 4

Option 2: 1 : 6

Option 3: 1 : 3

Option 4: 2 : 5

Question : The LCM of $\frac{3}{8}, \frac{5}{16},$ and $\frac{7}{2}$ is:

Option 1: $101 \frac{1}{2}$

Option 2: $52 \frac{1}{2}$

Option 3: $28 \frac{1}{2}$

Option 4: $25 \frac{1}{4}$

Question : If the LCM and the HCF of two numbers are 12 and 2 respectively, then find the mean proportional of these numbers.

Option 1: $2 \sqrt{6}$

Option 2: $\sqrt{14}$

Option 3: $2$

Option 4: $\sqrt{6}$

Question : What is the LCM of 120 and 450?

Option 1: 2400

Option 2: 1800

Option 3: 3600

Option 4: 4800

Question : The LCM of 1.2 and 2.7 is:

Option 1: 5.4

Option 2: 10.8

Option 3: 1.08

Option 4: 32.4