Correct Answer: 24 years

Solution : Total years, he served = $60 \times \frac{3}{5}$ = 36 years
So now we have the total years he has served
So, the age at which he had joined for the job = 60 – 36 = 24 years
Hence, the correct answer is

Correct Answer: INR 24,500

Solution : The total cost of all the copies of the book of all the shops
$=(42+38+61+39+51+59+60)\times 70$
$=350\times 70$
$=24500$
Hence, the correct answer is INR 24,500.

Correct Answer: 4.5

Solution : Given: $26a + 26b = 234$
⇒ $26(a + b) = 234$
⇒ $a + b = \frac{234}{26}$
⇒ $a + b = 9$
So, the average $=\frac{a+b}{2} = \frac{9}{2} = 4.5$
Therefore, the average of $a$ and $b$ is 4.5.
Hence, the correct answer

Correct Answer: 13 – 37

Solution : Let's check the options –
First option: 10 – 30; 10 × 3 = 30
Second option: 11 – 33; 11 × 3 = 33
Third option: 50 – 150; 50 × 3 = 150
Fourth option: 13 – 37; 13 × 3

Correct Answer: Helsinki

Solution : The correct answer is Helsinki.

In 1952, the Olympic Games were held in Helsinki, Finland. Helsinki is the capital of a European country, Finland. The Games took place from July 19 to August 3, 1952. The 1952 Helsinki Olympics featured athletes from 69 nations

Correct Answer: periodic motion

Solution : The correct option is periodic motion.

A type of motion known as periodic motion occurs when an object moves repeatedly according to a set pattern. This motion is repeated at regular intervals, and each cycle is the same as the last. Three essential

Correct Answer: Magnesium chloride

Solution : The correct answer is Magnesium chloride.

An inorganic mixture of two chloride and one magnesium ion. The substance provides magnesium ions, which are necessary for a variety of biological processes and are employed in medicine. Brine or seawater can be used to extract

Correct Answer: Srirangam

Solution : The correct option is Srirangam.

The Sri Ranganathaswamy Temple, alternatively known as the Ranganatha Temple, is situated in Srirangam, which is located in Tamil Nadu This temple is devoted to Ranganatha, a form of the Hindu deity Vishnu.

Correct Answer: how many autographs

Solution : The correct choice is the fourth option.

Explanation: In the given sentence, the phrase "how much autograph" is incorrect. "How much" is used to refer to uncountable nouns, while "autograph" is countable. So, the correct determiner to use with countable nouns

Correct Answer: Arctic Ocean

Solution : The correct answer is the Arctic Ocean.

Anchored by Greenland, Canada, Alaska, Norway, and Russia, the Arctic Ocean is the smallest of the world's four ocean basins, covering an area of approximately 5.4 million square miles, or 14 million km², or