Explanation

let the son’s age be “x”

fathers age=2x

son’s age before 20 years = x-20

father’s age before 20 years= 12(x-20)

2x-20=12x-240

-20+240=12x-2x

220=10x

x=22

son’s age=22

father’s age=44

**

ND22-1-2023

Explanation

Explanation

The accounting style shows negative numbers in PARENTHESES.

When working with financial data and creating accounting reports,

one common number format that needs to be used is to show negative numbers in brackets (parentheses).

Explanation

"I went because I was invited" is a complex sentence.

Complex sentence

(i) I went - Main clause

(ii) because I was invited - Adverb clause

Complex sentence consists of one main clause and one or more subordinate clause.

Explanation

Given: She said that she was happy. (indirect sentence)

The indirect speech focuses more on the content of what someone said rather than their exact words.

Change indirect speech into direct speech.

 The direct speech of the sentence is as follows she says "I am happy."

Explanation

“Make hay while the sun shines" is an old saying that's considered a proverb

while means: a period of time.

"while" is best to keep the meaning of the original sentence.

Explanation

The 10th BRICS Summit was held in Johannesburg, South Africa, from 25–27 July 2018.

The summit focused on inclusive growth and shared global prosperity.

Explanation

 "Many newspaper readers are bothered by the superstitious writing style of editorials."

"Bothered" means disturbed or irritated, which fits the context of how readers feel about the writing style.

"Belied" means to contradict or give a false impression, which doesn’t fit here.

"Bereaved" means to have lost someone, usually through death, and it doesn't apply in this context.

Explanation

It was a proposal formulated by Chakravarti Rajagopalachari

C. R. formula is also known as the Rajaji formula 

In 1942, Chakravarti Rajagopalachar opposed the Congress party by differing against the Quit India Movement 

C. R.'s formula solves the political deadlock between the All India Muslim League and the Indian National Congress 

The CR formula acted as the basis for the negotiations. Gandhi and Jinnah met in September 1944 to ease the deadlock.

Explanation

When an elevator accelerates downward, the normal force (apparent weight) decreases.

Thus, the person feels lighter than their actual weight.