Staff Selection Commission Combined Graduate Level Exam
Question : If A's income is 60% less than B's income, then B's income is what percentage more than that of A's income?
Option 1: 40%
Option 2: 150%
Option 3: 120%
Option 4: 80%
Correct Answer: 150%
Solution : Let the B's income = 100 Since A's income is 60% less than B's income A's income = 100 – 60 = 40 So, A's income is 60 more than B's income The required percentage = $\frac{60}{40}$ × 100 = 150% So, A's income is
Question : Directions: In the question, a part of the sentence is in bold. Below are given alternatives to the bold part at 1, 2 and 3 that may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is (4).
We do not believe in a dual policy of the company.
(1) in this dual
(2) in these dual
(3) on these dual
(4) No Improvement
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 1
Solution : The correct improvement for the sentence is: in this dual
Explanation: This option suggests replacing "in a dual" with "in this dual." "We do not believe in this dual policy of the company" provides a more specific and clear reference to the policy being discussed.
Question : A car starts from point A towards point B, travelling at the speed of 20 km/hr. $1\frac{1}{2}$ hours later, another car starts from the point and travels at the speed of 30 km/hr and reaches $2\frac{1}{2}$ hours before the first car. Find the distance between A and B.
Option 1: 300 km
Option 2: 240 km
Option 3: 260 km
Option 4: 280 km
Correct Answer: 240 km
Solution : Let the time taken by the first car to reach point B be $t$ hours. The time taken by the second car to reach point B = $t - 1\frac{1}{2} - 2\frac{1}{2} = t - 4$ hours Since the distance travelled is the same
Question : If $\sin A=\frac{5}{13}$ and $7 \cot B=24$, then the value of $(\sec A \cos B)(\operatorname{cosec} B \tan A)$ is:
Option 1: $\frac{65}{42}$
Option 2: $\frac{13}{14}$
Option 3: $\frac{15}{13}$
Option 4: $\frac{13}{7}$
Correct Answer: $\frac{65}{42}$
Solution : Given that $\sin A=\frac{5}{13}$ and $7 \cot B=24$, $\sin A=\frac{5}{13}$, Use the identity $\sin^2 A + \cos^2 A = 1$ $⇒\cos A = \sqrt{1 - \sin^2 A} = \sqrt{1 - \left(\frac{5}{13}\right)^2} = \frac{12}{13}$ $\therefore\tan A = \frac{\sin A}{\cos A} = \frac{5}{12}$ $\therefore\sec A = \frac{1}{\cos
Question : Which vitamins are those, if taken in excess can be dangerous as they are stored in the body?
Option 1: Vitamin B complex
Option 2: Vitamins E and C
Option 3: Vitamins B and C
Option 4: Vitamins A and D
Correct Answer: Vitamins A and D
Solution : The correct option is Vitamins A and D.
Fat-soluble vitamins, particularly vitamins A and D, can be harmful if consumed in excess because they are stored in the body. When ingested more than the body's requirements, these vitamins dissolve in fat
Question : Directions: In the following question, which one set of letters, when sequentially placed at the gaps in the given letter series, will complete it? lm_o_nm_l_n_ _nml
Option 1: molnon
Option 2: nolmoo
Option 3: nomloo
Option 4: noolmm
Correct Answer: nolmoo
Solution : Given:
lm_o_nm_l_n_ _nml
First, divide the series before filling it→lm_o / _nm_ / l_n_ / _nml Now, check the order of the letters in the given series→lmno / onml / lmno / onml (lmnoonml is repeated in
Question : The national highway network connecting Delhi, Mumbai, Chennai and Kolkata is called ______.
Option 1: Diamond Quadrilateral
Option 2: Diamond Polygon
Option 3: Golden Polygon
Option 4: Golden Quadrilateral
Correct Answer: Golden Quadrilateral
Solution : The correct answer is Golden Quadrilateral.
The Golden Quadrilateral is a national highway network that forms a quadrilateral by connecting the four main metro cities: Delhi, Kolkata, Mumbai, and Chennai. These highways are managed by the NHAI. These highways were developed to reduce
Question : What is the compound interest on a sum of INR 25,000 after three years at a rate of 12 percent per annum interest compounded yearly?
Option 1: INR 10,123.20
Option 2: INR 9,824.00
Option 3: INR 10,520.00
Option 4: INR 9,956.86
Correct Answer: INR 10,123.20
Solution : Principal amount, $P$ = INR 25,000 Rate of interest, $R$ = 12 percent per annum Time of investment, $T$ = 3 years When compounded annually, Compound Interest = $P(1+\frac{R}{100})^{T}-P$ = $25000(1+\frac{12}{100})^{3}-25000$ = $25000(\frac{28}{25})^3-25000$ = $\frac{28^3\times 8}{5}-25000$ = 35123.2 – 25000 = 10123.2 Hence, the
Question : Directions: In the question, a part of the sentence is in bold. Below are given alternatives to the bold part at (1), (2), and (3) that may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is (4).
Ramu, Shyamu, and Abdul came forward one after the others.
(1) one after others
(2) one after the other
(3) after one other
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (2)
Solution : The sentence can be improved using the second option.
This option is the correct choice because "one after the other" is an appropriate idiom to convey the idea that Ramu, Sham, and Abdul came forward in quick succession.
Therefore, the correct sentence would be: Ramu,
Question : Pepperoni, Ethyl acetate, Butyraldehyde and Nitrate are some common adulterants used in:
Option 1: honey
Option 2: ice cream
Option 3: oils
Option 4: spices
Correct Answer: ice cream
Solution : The correct answer is ice cream.
Adulteration is the process of introducing undesired chemicals to meals that have a similar appearance. Adulteration is fairly frequent nowadays, with milk being the most typically contaminated food product. The most prevalent adulterants in ice cream include poisonous
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