Staff Selection Commission Combined Graduate Level Exam
Question : A and B can complete a work in 10 and 16 days respectively. A begins to do the work and they work alternatively one at a time for one day each. The whole work will be completed in:
Option 1: $12 \frac{1}{4}$ days
Option 2: $13 \frac{1}{4}$ days
Option 3: $15 \frac{1}{4}$ days
Option 4: $14 \frac{1}{4}$ days
Correct Answer: $12 \frac{1}{4}$ days
Solution : Given, A and B can complete a piece of work in 10 and 16 days, respectively. Work done by A in a day = $\frac{1}{10}$ Work done by B in a day = $\frac{1}{16}$ ⇒ Work done by A and B in 2
Question : _____ is a hormone that regulates the amount of glucose in the blood.
Option 1: Glycogen
Option 2: Thyroxine
Option 3: Oxytocin
Option 4: Insulin
Correct Answer: Insulin
Solution : The correct answer is Insulin.
Insulin, a hormone generated by the pancreas, plays a crucial role in controlling blood glucose levels. It facilitates the entry of glucose into cells from the bloodstream, where it can be used for energy or stored as glycogen in the
Question : The antiseptic compounds present in dettol is
Option 1: Iodine
Option 2: Chloroxylenol
Option 3: Biothional
Option 4: Cresol
Correct Answer: Chloroxylenol
Solution : The correct option is Chloroxylenol
Dettol, an antiseptic and disinfectant often used to treat wounds and surfaces to prevent infection, contains the active component chloroxylenol. Chloroxylenol has antibacterial characteristics and is efficient against a variety of bacteria as well as some fungi. It acts by
Question : The cost price of an article is INR 2,800. Profit as a percentage of the selling price is 20%. What is the actual profit (in INR)?
Option 1: INR 616
Option 2: INR 504
Option 3: INR 700
Option 4: INR 560
Correct Answer: INR 700
Solution : Given: The cost price (CP) of an article is INR 2,800 and the profit is 20% Profit = (Selling price – Cost price) Profit percentage = $\frac{\text{Profit}}{SP} \times 100$ According to the question, $20 = \frac{\text{Profit}}{SP} \times 100$ ⇒ $20 = \frac{SP–2800}{SP} \times 100$
Question : The bar graph given below shows the percentage distribution of the total production of six different types of cars by a car manufacturing company over 2 years. Percentage of six different types of cars manufactured by a Company over Two Years
The total number of cars of type P, R, and U manufactured in 2001 is:
Option 1: 1,54,000
Option 2: 1,76,000
Option 3: 2,00,000
Option 4: 2,64,000
Correct Answer: 2,64,000
Solution : Total number of cars manufactured in 2001 = 4,40,000 Percentage of cars type P manufactured = 40% Percentage of cars type R manufactured = (75 – 60)% = 15% Percentage of cars type U manufactured = (100 – 95)% = 5% So, total required cars
Question : Subordinate courts are supervised by the_____.
Option 1: Supreme Court
Option 2: District Court
Option 3: High Court
Option 4: Parliament
Correct Answer: High Court
Solution : The correct answer is the High Court.
In all matters of a judicial and administrative nature, the high court has the authority to supervise and direct all lower courts. The high court has authority over district courts and other inferior courts, including posting,
Question : Direction: In the following figure, the circle represents Graduates, the triangle represents the Sub-Inspector of Police and the parallelogram represents Women. Then, which number space represents Women, Graduates, and Sub-Inspector of Police?
Option 1: 2
Option 2: 5
Option 3: 7
Option 4: 6
Correct Answer: 5
Solution : Given:
According to the given figure and the directions, the circle represents Graduates, the triangle represents the Sub-Inspector of Police and the parallelogram represents Women.
The space number that represents Women, Graduates, and Sub-Inspector of Police is 5.
Hence, the second option is correct.
Question : A can do a task in 8 days, while B can do it in 18 days. In how many days will the work be completed if they both work on alternate days, starting with B?
Option 1: $11 \frac{1}{3}$ days
Option 2: $12 \frac{1}{3}$ days
Option 3: $10$ days
Option 4: $10 \frac{1}{3}$ days
Correct Answer: $11 \frac{1}{3}$ days
Solution : Given: A can do a task in $8$ days. B can do it in $18$ days. Let the total work be the LCM of $(8, 18)$ i.e. $72$ units. ⇒ Efficiency of A $=\frac{72}{8} = 9$ units ⇒ Efficiency of B $=\frac{72}{18} =
Question : Where in India can 'Mushroom' rock be found?
Option 1: Eastern Ghats
Option 2: Western Ghats
Option 3: Thar Desert
Option 4: Satpura Range
Correct Answer: Thar Desert
Solution : The correct answer is Thar desert.
In India mushroom rocks are found in Thar desert region in Rajasthan. Mushroom rocks are Aeolian landform, i.e they are formed by the action of winds on the rocks. It is an erosional landform and also called as
Question : Match the characteristics with their market structure:
(a) Difficult entry (often due to economies of scale)
(b) Can sell as much as it can at the market price
Option 1: (a) Monopolistic competition,
(b) Pure monopoly
Option 2: (a) Pure monopoly,
(b) Oligopoly
Option 3: (a) Oligopoly,
(b) Pure competition
Option 4: (a) Pure competition,
Correct Answer: (a) Oligopoly,
Solution : The correct answer is (a) Oligopoly,
(b) Pure competition.
Oligopoly: An oligopoly is a market structure where there are only a few suppliers who are competing for the same market for a given commodity. Entry and Exit are difficult.
Pure
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