Question : In a factory, 48% of the number of male workers is equal to two-thirds of the number of female workers. What is the ratio of the number of males to that of the females in the factory?

Option 1: 25 : 12

Option 2: 12 : 25

Option 3: 18 : 25

Option 4: 25 : 18

Question : Two concentric circles are drawn with radii of 20 cm and 16 cm. What will be the length of a chord of the larger circle which is tangent to the smaller circle?

Option 1: 34 cm

Option 2: 24 cm

Option 3: 48 cm

Option 4: 12 cm

Question : If $\sin A = \frac{4}{5}$, then what is the value of $\sin^2 A$?

Option 1: $\frac{26}{25}$

Option 2: $\frac{36}{25}$

Option 3: $\frac{48}{25}$

Option 4: $\frac{16}{25}$

Question : Two numbers are, respectively, 10% and 25% more than the third number. The ratio of the two numbers is:

Option 1: 22 : 25

Option 2: 19 : 25

Option 3: 23 : 25

Option 4: 18 : 25

Question : The product of two positive integers is 2048, and one of them is twice the other. The smaller number is:

Option 1: 32

Option 2: 64

Option 3: 16

Option 4: 1024