Question : If the blood group of one parent is AB and that of the other O, the possible blood group of their child would be

Option 1: A or B

Option 2: A or B or O

Option 3: A or AB or O

Option 4: A or B or AB or O

Question : In the given figure, $ABC$ is an isosceles triangle with $\mathrm{BC}=8 \mathrm{~cm}$ and $\mathrm{AB}=\mathrm{AC}$ $=5 \mathrm{~cm}$. The value of $\tan \mathrm{C}-\cot \mathrm{B}$ is______.

Option 1: $-\frac{5}{12}$

Option 2: $-\frac{7}{12}$

Option 3: $\frac{7}{12}$

Option 4: $\frac{5}{12}$

Question : Which blood group is the universal donor?

Option 1: O+

Option 2: O-

Option 3: AB-

Option 4: AB+

Question : Which blood group is present in a universal donor?

Option 1: Blood group B

Option 2: Blood group AB

Option 3: Blood group A

Option 4: Blood group O

Question : The following pie chart shows the population of 7 villages.

What is the difference between the population of villages E and D, if the total population of all the villages together is 50000?

Option 1: 500

Option 2: 400

Option 3: 300

Option 4: 600