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Question : Some equations are solved on the basis of certain system. On the same basis find out the correct answer for the unsolved equation.
Option 1: 680
Option 2: 860
Option 3: 068
Option 4: 806
Correct Answer: 680
Solution : Given: 4–5–1= 514, 3–5–6= 563, then 0–6–8=?
Here,
In 4–5–1= 514, the second digit come in first, third digit come in second and first digit come in third.
In 3–5–6= 563, the second digit come in first, third digit come in second and first digit
Question : Directions: In the following question a series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series. 6, 10, 18, 34, ?, 130
Option 1: 78
Option 2: 52
Option 3: 66
Option 4: 94
Correct Answer: 66
Solution : Given: 6, 10, 18, 34, ?, 130
In the given series, the difference between the numbers is double the difference between the previous numbers. 6 + 4 = 10; 10 + (4 × 2) = 10 + 8 = 18; 18 + (8 × 2)
Question : Directions: Five friends Tam, Tan, Tap, Tab, and Tat are standing in a column facing north. Tam stands behind Tan. Tap stands immediately behind Tat. Only one person stands in between Tat and Tam. Tab stands immediately behind Tam. Tab stands at the end of the column. Who stands at the front of the column?
Option 1: Tam
Option 2: Tan
Option 3: Tap
Option 4: Tat
Correct Answer: Tan
Solution : Given: 1. Only one person stands in between Tat and Tam. Tab stands immediately behind Tam. Tab stands at the end of the column.
2. Tam stands behind Tan. Tap stands immediately behind Tat.
Therefore, Tan stands
Question : The mean proportion between 7 and 112 is:
Option 1: 42
Option 2: 28
Option 3: 21
Option 4: 14
Correct Answer: 28
Solution : The mean proportion of two numbers is equal to the square root of the product of two quantities in a ratio. Let $x$ be the mean proportion of 7 and 112. Then, $x$ = $\sqrt {7 × 112}$ ⇒ $x$ = $\sqrt {7 × 7
Question : In a 100-m race, A beats B by 20 m and B beats C by 5 m. In the same race, A beats C by:
Option 1: 26 m
Option 2: 22 m
Option 3: 25 m
Option 4: 24 m
Correct Answer: 24 m
Solution : Distance travelled by A = 100 m Distance travelled by B when A beats B by 20 m = 100 – 20 = 80 m. Distance travelled by B when B beats C by 5 m in a race of 100 m = 100
Question : What do you mean by 'Density of Population' ?
Option 1: Ratio of People living below poverty line to total population
Option 2: Number of persons live per square kilometre
Option 3: Number of persons in a city
Option 4: Number of persons living per kilometre
Correct Answer: Number of persons live per square kilometre
Solution : The correct option is - Number of persons live per square kilometre.
The number of people living on a square kilometer of land is known as the population density. Most of the time, it is also used to describe
Question : According to Article 361 of the Constitution of India, a criminal proceeding cannot be instituted in a court against the ______ during his term of office.
Option 1: Prime Minister
Option 2: Vice-President
Option 3: Governor
Option 4: Chief Minister
Correct Answer: Governor
Solution : The correct option is the Governor.
According to Article 361 of the Constitution of India, a criminal proceeding cannot be instituted in a court against the Governor of a state during his or her term of office. Similar to the President, the Governor is
Question : The perimeter of the base of a right circular cone is 132 cm. If the height of the cone is 72 cm, then What is the total surface area (in cm2) of the cone?
Option 1: 6600
Option 2: 6336
Option 3: 4224
Option 4: 5784
Correct Answer: 6336
Solution : The perimeter of the base of a right circular cone is the circumference of the base, where $r$ is the radius of the base is $2\pi r$. $⇒132=2\pi r$ $⇒r = \frac{132}{2\pi} = 21\;\text{cm}$ $⇒l = \sqrt{r^2 + h^2}$ $⇒l = \sqrt{21^2 + 72^2} =
Question : Who is noted as a pristine Indian Classical Dancer to perform at the Salzburg Festival in 2015?
Option 1: Tanjore Balasaraswati
Option 2: Alarmel Valli
Option 3: Kumari Kamala
Option 4: V. Satyanarayana Sarma
Correct Answer: Alarmel Valli
Solution : The correct answer is Alarmel Valli.
Alarmel Valli is a prominent classical dancer renowned for her contributions to the popularisation of the "Pandanallur Style" in Bharatanatyam. She earned acclaim and the Natya Kala Bhushan Award. A scholar of Tamil literature and Sangam poetry, she
Question : In a plant, __________ is present in the middle lamella, primary and secondary cell walls and accumulates in the initial stages of development during cell expansion.
Option 1: chitin
Option 2: gelatin
Option 3: alginate
Option 4: pectin
Correct Answer: pectin
Solution : The correct option is pectin.
Pectin is a substance present in the middle lamella, primary cell walls, and secondary cell walls of plant cells. It accumulates in the initial stages of development during cell expansion and is an important component of plant cell walls.
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