Correct Answer: 16

Solution : Let the efficiency of a woman, a man, and a boy be w, m, and b, respectively.
According to the question,
4m = 6w and 4w = 6b
Let b = 4 units per day, then w = 6 units per day, and m =

Correct Answer: Rs. 925

Solution : Let the marked price of the articles = 100
Discount on the marked price = 20%
Selling price of the articles = 100 – 20 = 80
If the selling price of articles is 80, then the marked price = 100
If the selling

Correct Answer: He asked his brother where he had gone for a picnic.

Solution : The first option is the correct choice.

Narration Conversion:

• Said is changed to asked in the reported speech.
• When converting a question with a question word into a statement, linking words are not required, and

Correct Answer: It is the densest planet.

Solution : The correct answer is earth is a red planet. 

Earth is the third nearest planet from the sun and is located after Mercury and Venus only. It is also the fifth largest and densest planet of the solar system. It is

Correct Answer: bookmarking

Solution : The correct choice is the first option.

In the context of the sentence, the word that best completes the sentence is bookmarking. This usage suggests that Kajol's sari collection is so impressive or noteworthy that it is worth bookmarking, perhaps in a fashion

Correct Answer: Bacteria

Solution : The correct option is - Bacteria

The bioremediation procedure transforms biodegradable waste into a valuable product. A subfield of biotechnology known as "bioremediation" uses organisms, such as bacteria and microorganisms, to remove contaminants, pollutants, and toxins from soil, water, and other environments.

Correct Answer: 27

Solution : To find the number of composite numbers lying between 67 and 101, first list all the prime numbers between 67 and 101: 71, 73, 79, 83, 89, 97
There are 6 prime numbers in this list.
Total numbers between 67 and 101 = 33
The

Correct Answer: Quaver

Solution : Given:
1. Quarter 2. Qualify 3. Quaver 4. Quarrel

Step 1: Since all the words start with the same letter Q, so move on to the next letter.
Step 2: The second, and third letters of each word are the same, i.e., u,

Correct Answer: Green light

Solution : The correct option is Green light

Green light is the least efficient in photosynthesis. Plants generally utilise red and blue light for photosynthesis because chlorophyll, the pigment responsible for collecting light energy, absorbs these wavelengths more efficiently. Since chlorophyll reflects and transmits green light,

Correct Answer: 9 + 3 × 2 – 8 ÷ 1 = –1

Solution : Let's check the options –
First option: 9 × 18 + 27 ÷ 36 – 30 = 18
On interchanging the given signs, the equation becomes –
⇒ 9 × 18 ÷ 27 + 36