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Question : Directions: It took 20 days for all the leaves of a tree to fall. If the number of leaves that fell each day was twice that of the previous day, on which day would the tree be half bare?
Option 1: 10th day
Option 2: 11th day
Option 3: 40th day
Option 4: 19th day
Correct Answer: 19th day
Solution : Let the total number of leaves on the tree be A.
The number of leaves that fell each day = 2 × (the number of leaves that fell on the previous day)
On the 20th day, all leaves fell. The number of leaves fell
Question : What price should Neeraj mark on a shirt that costs INR 840, to earn a profit of 18% after allowing a discount of 16% on the marked price?
Option 1: INR 1,200
Option 2: INR 1,180
Option 3: INR 1,240
Option 4: INR 1,160
Correct Answer: INR 1,180
Solution : Let the marked price is denoted as MP and cost price as CP. After allowing a discount of 16% a profit of 18% is gained. $\frac{CP}{MP}=\frac{100-\text{discount%}}{100+\text{profit%}}$ = $\frac{100-16}{100+18}$ ⇒ $\frac{CP}{MP}=\frac{84}{118}$ Given: Cost price = INR 840 84 unit = 840 ⇒ 1 unit =
Question : Which of the following institutions is mandated by the Constitution to make recommendations to the President on the principles which should govern the grants in-aid of the revenues of the States out of the Consolidated Fund of India?
Option 1: Finance Commission
Option 2: Department of Expenditure
Option 3: Reserve Bank of India
Option 4: Law Commission
Correct Answer: Finance Commission
Solution : The correct answer is the Finance Commission.
The President constitutes the Finance Commission, a body established by the Constitution. It establishes guidelines for how the Centre should allocate funds from the India Consolidated Fund to the states as aid and makes recommendations for
Question : Three numbers are in the ratio 1 : 2 : 3 and the sum of their cubes is 4500. The smallest number is:
Option 1: 4
Option 2: 5
Option 3: 6
Option 4: 10
Correct Answer: 5
Solution : Let the numbers be $x, 2x$ and $3x$. Cubes of the numbers are $x^3, 8x^3$ and $27x^3$. According to the question, $x^3 + 8x^3 + 27x^3 = 4500$ ⇒ $36x^3 = 4500$ ⇒ $x^3 = 125$ $\therefore x = 5$, which is the smallest number.
Question : How does Hydrochloric acid help in facilitating the action of pepsin?
Option 1: Hydrochloric acid creates an acidic medium which facilitates the action of the Enzyme Pepsin.
Option 2: Hydrochloric acid helps break down Pepsin.
Option 3: Hydrochloric acid creates an alkaline medium which facilitates the action of the enzyme pepsin.
Option 4: Hydrochloric acid creates a basic medium which facilitates the action of the enzyme Pepsin.
Correct Answer: Hydrochloric acid creates an acidic medium which facilitates the action of the Enzyme Pepsin.
Solution : The correct answer is Hydrochloric acid creates an acidic medium which facilitates the action of the enzyme Pepsin.
The enzyme Pepsin functions more easily in an acidic solution produced by Hydrochloric
Question : Comprehension: In the following passage, some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each blank.
Let us take a brief look at the planet (1)______ which we live. As the earth hurtles through space at a (2)______ of 70, 000 miles per hour, it spins, as we all know, on its axis, (3)______ causes it to be flattened at the poles. Thus, if you (4)______ to stand at the North or South Pole, you would be 13 miles nearer the centre of the earth (5)______ if you stood on the Equator. Question
Select the most appropriate option to fill in the blank no. 2.
Option 1: force
Option 2: distance
Option 3: speed
Option 4: mass
Correct Answer: speed
Solution : The third option is the correct answer.
The sentence is describing the Earth's motion through space, indicating that it moves at a certain rate or pace. The word "speed" fits in this context to convey the rate at which the Earth is moving, which is
Question : Directions: Kathir is senior to Ganesh. Ganesh is a senior to Apparu. Apparu is junior to Raju. Raju is junior to Ganesh. Who is the most senior?
Option 1: Ganesh
Option 2: Raju
Option 3: Kathir
Option 4: Apparu
Correct Answer: Kathir
Solution : Given: 1. Kathir is senior to Ganesh. Kathir > Ganesh 2. Ganesh is senior to Apparu. Ganesh > Apparu 3. Apparu is junior to Raju. Apparu < Raju 4. Raju is junior to Ganesh. Raju < Ganesh From the above information, we get – Kathir
Question : Which battle led to the downfall of the Vijayanagar empire?
Option 1: Battle of Takkolam
Option 2: Battle of Talikota
Option 3: Battle of Khanwa
Option 4: Battle of Panipat
Correct Answer: Battle of Talikota
Solution : The correct option is the Battle of Talikota
The Vijayanagara empire and the Deccan Sultanates engaged in a pivotal battle at Talikota, which led to the defeat of Vijayanagara and the collapse of the powerful South Indian empire. Talikota is located in
Question : The production of pulses in the Rabi and Kharif seasons (in million tonnes): The average Kharif production in the given years is
Option 1: 4 million tonnes
Option 2: 5 million tonnes
Option 3: 4.5 million tonnes
Option 4: 5.5 million tonnes
Correct Answer: 4 million tonnes
Solution : As per the given graph, The total kharif production in the given years = 5 + 4 + 4 + 3 + 4 = 20 The number of years = 5 The required average = $\frac{\operatorname{The total kharif production in the given years
Question : Directions: A, N, E, H, and S are sitting on a bench facing north. A is sitting to the immediate right of S and S is at one of the corners. E is sitting to the right of H, and the left of N. Who is sitting to the immediate left of H?
Option 1: N
Option 2: A
Option 3: S
Option 4: E
Correct Answer: A
Solution : Given: (I) A, N, E, H, and S are sitting on a bench facing north. (Left end) _, _, _, _, _. (Right End) (North Facing row). (II) A is sitting to the immediate right of S and S is at one of the corners.
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