Finding Square Using Distributive Property

Q.

Observe the given figure

Which is the following is the correct representation of the triangular sum of the FOURTH square in the sequence?

1. $25=12+13$

2. $36=10+16$

3. $36=15+21$

4. $25=10+15$

Q.

Soldiers are standing in an assembly line in such a way that number of rows is equal to number of columns. If total number of student is 144. The number of rows and columns are:

1. 9

2. 12

3. 15

4. 18

Q.

The value of $\sqrt{\frac{36}{49}}$ equals to

1. $\frac{6}{7}$

2. $\frac{7}{6}$

3. $\frac{36}{7}$

4. $\frac{6}{49}$

Q.

Observe the given rectangle

How many minimum extra rows or columns, we need to remove to make it a square.

1. 1 row

2. 2 columns

3. 2 rows

4. 1 column

Q.

Observe the dot arranged in triangles. How many dots will be there in the SEVENTH triangle?

1. $21$

2. $24$

3. $27$

4. $28$