Explanation

In indirect speech, exclamation sentences are converted using "exclaimed" and a change of pronouns and verb tense.

The sentence "What a stupid fellow you are!" becomes "He exclaimed that what a stupid fellow I was."

Explanation

The time period (T) of a simple pendulum is given by:

T ∝ √L

If the length (L) is made four times:

New time period T' ∝ √(4L)

T' ∝ 2√L

T' = 2T

The time period will become double.

Explanation

To find 3/7 of 14:

(3/7) * 14 = 3 * 2 = 6

Explanation

Quickly describes how an action is performed (manner of action).

Adverbs of manner answer the question "how?" — e.g., He runs quickly.

Explanation

Given x < 0 and y < z:

When multiplying both sides of y < z by x, the inequality sign flips because x is negative:

xy > xz

Explanation

Total = 0.98 + 45.102 + 32.3333 + 31 + 0.00009 = 109.41539

Explanation

Given x³ = 64:

x = ∛64 = 4 (since 4³ = 64)

The question seems to be asking for the value of x.

The correct answer is 4.

Explanation

Smoking (especially of tobacco or cannabis) is often considered a gateway behavior that can lead to experimenting with harder substances.

It is widely observed as a first step in the path toward more serious drug addiction.

Explanation

The Third Battle of Panipat took place on 14 January 1761

This battle was fought at Panipat Delhi India

It was fought between the:

•  Maratha Empire (led by Sadashivrao Bhau)
  
• Afghan army (of Ahmad Shah Durrani)
  

Result: Durrani victory

Additional information:

1st battle of Panipat: 1526

2nd battle of Panipat: 1556

Explanation

"Put away" means to save or store something, especially money, for future use.

The phrase fits the context of preparing financially for difficult times.