Question

please answer correctly and fast
also guess from which lesson it is​

Answer 1

Answer:

Efficiency signifies a peak level of performance that uses the least amount of inputs to achieve the highest amount of output. ... It is a measurable concept that can be determined using the ratio of useful output to total input.

Explanation:

Efficiency signifies a peak level of performance that uses the least amount of inputs to achieve the highest amount of output. ... It is a measurable concept that can be determined using the ratio of useful output to total input.

please mark as brainlist bro please

Answer 2

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1. How many obligations does a man have?

A. A man have two obligations.

2. What is a Twilight existence mentioned in the passage?

A. The Twilight existence mentioned in the passage was secrecy and rebellion.

3. Why is it difficult to fulfill the twin obligations in a country like South Africa?

A. In a country like South Africa, it was almost impossible for a man of birth and colour to fulfill both of these.

4. Who is the speaker? What did he did not choose in the beginning?

A. The speaker was South African man he didn't choose in the beginning to place people about the family

5. What did the speaker find when he attended to serve his people?

A. Attempting serve my people, he found that he was prevented from fulfilling my obligations as a son, brother, father and husband.