Explanation

Given:

A1 = 28 (first term)

d = -4 (common difference)

n = 7 (number of terms)

To find the nth term (an), use the formula:

an = a + (n-1)d

an = 28 + (7-1)(-4)

= 28 + 6(-4)

= 28 - 24

= 4

Explanation

The sequence of savings is:

4, 13, 22, ... with a common difference of 9.

Let's find the week when savings reach 130:

4 + (n-1)9 = 130

(n-1)9 = 126

n-1 = 14

n = 15

The savings will reach Rs 130 in the 15th week.

Explanation

United States of America (USA) got independence on 4 July 1776 from Britain. 

On July 2, Congress voted in favor of independence, and on July 4, the Declaration of Independence was approved.

Explanation

China has banned BBC World News from broadcasting in the country

BBC News is an operational business division of the British Broadcasting Corporation

Founded: November 14, 1922, Central London, London, United Kingdom

Headquarters: London, United Kingdom

Explanation

Given:  

y = 5  

Expression: 10y × √(y³ − y²)

Step-by-step:

1. y³ = 5³ = 125  

2. y² = 5² = 25  

3. y³ − y² = 125 − 25 = 100  

4. √(100) = 10  

5. 10y = 10 × 5 = 50  

6. Final result: 50 × 10 = 500

Explanation

 The main threat to the Amazon forest region is illegal cutting and deforestation. 

• With Brazil containing the majority (60%),
• followed by Peru (13%)
• Colombia (10%),
• Smaller portions in Venezuela
• Ecuador, Bolivia (6%)
• Guyana
• Suriname
• French Guiana

Explanation

Niger is officially the Republic of Niger

It is a landlocked country in West Africa.

It is a unitary state bordered by

• Libya to the northeast,
• Chad to the east
• Nigeria to the south
• Benin and Burkina Faso to the southwest
• Mali to the west
• Algeria to the northwest

Niger Capital is Niamey.

Niger Currency West African CFA Franc.

Niger official language is French.

Niger located is in Continent Africa.

Niger Primary Religion is Islam, Christianity.

Niger Head of Govt. is Prime Minister – Ouhoumoudou Mahamadou.

Explanation

The most significant development in Pakistan-Iran relations in January 2024 was the border clashes

Date: 16 January – 18 January 2024 (2 days)

Location: Balochistan, Pakistan, Sistan and Baluchestan, Iran

Result:

Inconclusive

Both sides agree to a ceasefire

Explanation

 "Each mother has to bring her artwork."

Correct: "Each" is singular, and "her" matches in number and gender.

Explanation

Technical security refers to the use of technology to protect information and systems.

Items like call interception, CCTV (closed-circuit television), and recording microphones are all technological tools

They are used for surveillance and monitoring, which fall under the category of technical security.