Explanation

The purchase price is the actual amount paid to buy goods.

It is the cost before any resale or markup is applied.

Explanation

³√343 = 7, since 7³ = 343.

Explanation

The word "renal" specifically relates to the kidneys and their functions.

Terms like renal failure or renal artery all refer to kidney-related conditions or structures.

Explanation

"At the front door" begins with the preposition "at" and shows location related to "light."

It functions as a prepositional phrase modifying the noun "light."

Explanation

Explanation

A moving car possesses kinetic energy due to its motion.

Kinetic energy depends on the mass and speed of the object.

Explanation

x²y and xy² have the same variables but with different exponents, so they are not like terms.

Unlike terms cannot be combined through addition or subtraction.

Explanation

"Death" is singular, so the verb should be singular: "keeps".

The phrase means death does not follow any calendar or schedule.

Explanation

The prefix "bi-" means two.

Examples include bicycle (two wheels) and bimonthly (twice a month or every two months).

Explanation

"Who" is used as a relative pronoun for people in subject position.

Correct sentence: "I have met most of the people who are eager to take part in the competition."