Explanation

To find 25% of 80, use the following calculation:

1: Convert the percentage to a decimal:

25%=0.25

2: Multiply the decimal by 80:

0.25×80=20

Explanation

In the sentence "He goes to the store every day," 

The verb needs to be in the present simple tense to match the subject "He" and indicate a routine action.

"Goes" is the correct form of the verb "go" for the third person singular subject (he, she, it).

Explanation

Samantha Harvey won the 2024 prize for Orbital,

The prize was established as the "Booker Prize for Fiction" after the company Booker, McConnell Ltd began sponsoring the event in 1969

Explanation

The word "intelligent" is an adjective because it describes the noun "student." 

Explanation

Qin Shi Huang was the first emperor of the Qin Dynasty

He was the first emperor to unify China.

He ascended to the throne of the Qin state in 246 BCE

And later unified China in 221 BCE

He is known for his centralizing reforms:

• the construction of the Great Wall
• his famous tomb is guarded by the Terracotta Army
  

Explanation

Explanation

1: Calculate the total sum of the five numbers:

Total Sum=Average×Number of items=24×5=120

2: Subtract the known number (30) from the total sum to find the sum of the other four numbers:

Sum of the other four numbers=120−30=90

Explanation

The expression appears to be $2(x + 4)$.

Let's solve it for $x = -3$:

Substitute 

$x = -3$ into the expression: $$2(x + 4) = 2(-3 + 4) = 2(1) = 2$$

Explanation

To find the selling price after a 15% discount,

1: Calculate the discount amount:

Discount=Original Price×  15/ 100  =200×0.15=30

2: Subtract the discount from the original price:

Selling Price=Original Price−Discount=200−30=170

So, the selling price is $170.

Explanation

Anti-virus software primarily serves to protect against malware and viruses

Its main functions include:

• Detecting and Removing Threats
• Real-Time Protection
• Preventing Future Infections: