Explanation

 Mode is the number that appears most frequently.

Since all numbers appear only once, there is no mode.

Explanation

The formula of area of square.

means

Area = 4

a^2

4^2

4x4 = 16

Explanation

The book has been lying on the table for weeks.

The book (subject) + has been lying (present perfect continuous verb) + on the table (prepositional phrase) + for weeks (duration).

The sentence says the book started being on the table in the past and is still there now ("for weeks") →

we use the present perfect continuous to show an action continuing up to the present: has been + present participle → has been lying.

Explanation

A body in equilibrium means all the forces acting on it are balanced, resulting in no net force.

Since acceleration is directly related to the net force (F = ma), if the net force is zero, then the acceleration must also be zero. 

Explanation

The child is crying for a new toy.

the preposition "for" is used to indicate the reason or desire behind the child's crying.

Explanation

Pattern:  

- 33 × 3 = 99  

- 22 × 2 = 44  

So, 44 × 1.5 = 66

Explanation

The collective noun for pigeons is "flock"; for zebra, it’s "herd".

Herd: A group of zebras.

Flock/Flight: A group of pigeons

Explanation

The two-digit numbers which are divisible by 11 are 11, 22, 33, 44, 55, 66, 77, 88, 99.

Hence, there are 9 two-digit numbers that are divisible by 11.

ND16-3-2023

Explanation

the finger is to the elbow as the toe is to the knee.

Reason: the finger is the end point of the elbow,

similarly, the toe is the end point of the knee.

Explanation

The possible subsets are ϕ,{0},{1},{0,1}.

ND5-07-2023