Staff Selection Commission Sub Inspector Exam
Question : Directions: From the given answer figures, select the one in which the question figure is hidden/embedded.
Option 1:
Option 2:
Option 3:
Option 4:
Correct Answer:
Solution : Because there is no restriction on the rotation of the figure, we will check all the possible angles where the question figure can fit itself in the given option figures. By comparison of all the option figures, the given question figure is embedded only in the
Question : A and B can complete a work in 10 days and 15 days, respectively. They got a total of INR 1,250 for that work. What will be B’s share?
Option 1: INR 400
Option 2: INR 500
Option 3: INR 600
Option 4: INR 200
Correct Answer: INR 500
Solution : Time taken by A to do the work = 10 days Efficiency of A = $\frac{1}{10}$ Time taken by B to do the work = 15 days Efficiency of B = $\frac{1}{15}$ A : B = $\frac{1}{10}:\frac{1}{15}=3:2$ Total wage = INR 1250 $\therefore$ Wage
Question : If $\sin \beta=\frac{1}{3},(\sec \beta-\tan \beta)^2$ is equal to:
Option 1: $\frac{3}{4}$
Option 2: $\frac{2}{3}$
Option 3: $\frac{1}{2}$
Option 4: $\frac{1}{3}$
Correct Answer: $\frac{1}{2}$
Solution : Given: $\sin \beta=\frac{1}{3}$ We know that $ \cos \beta\ =\ \sqrt{1\ -\ \sin^{2}\beta}\ =\ \sqrt{1\ -\ \frac{1}{9}}\ =\ \frac{\sqrt{8}}{3}$ $\Rightarrow \sec \beta\ =\ \frac{1}{\cos \beta}\ =\ \frac{3}{\sqrt{8}}$ $\Rightarrow \tan \beta\ =\ \frac{\sin\beta}{\cos \beta}\ =\ \frac{\frac{1}{3}}{\frac{\sqrt{8}}{3}}\ =\ \frac{1}{\sqrt{8}}$ Now, $(\sec \beta-\tan \beta)^2$ $=\ \left ( \frac{3}{\sqrt{8}}\
Question : Directions: In the following question, some parts of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If the sentence is free from error, select "No Error."
This is the second communication we have sent and we are much surprised at receiving no answer.
(1) This is the second communication we have sent
(2) at receiving no answer.
(3) and we are much surprised
(4) No Error
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (1)
Solution : The error lies in the first option "This is the second communication we have sent".
"Communication" means imparting information and "reminders" are sent to make communication effective. A reminder is a letter sent to remind someone of an obligation.
Therefore, the correct sentence is "This
Question : The actual growth rate of the ninth and tenth five-year plans was ___________ and ___________, respectively.
Option 1: 5.4%, 7.6%
Option 2: 7.2%, 7.6%
Option 3: 6.5%, 8.1%
Option 4: 7.2%, 8.4%
Correct Answer: 5.4%, 7.6%
Solution : The correct answer is 5.4%, 7.6%.
The ninth five-year plan fell short of the goal, with a 5.4% GDP growth rate. However, industrial growth exceeded the desired 3%, reaching 4.5%. The growth rate of the services sector was 7.8%. For the tenth five-year
Question : Directions: Select the correct mirror image of the given figure when the mirror is placed at line MN as shown.
Solution : As per the mirror image properties, closer things appear close to the mirror in the reflection. Here, according to the information provided, the mirror is placed on the right side of the figure (on line MN). So, the left side of the reflected image will appear
Question : Directions: Study the given pattern carefully and select the number that can replace the question mark (?) in it.
Option 1: 15
Option 2: 12
Option 3: 16
Option 4: 4
Correct Answer: 4
Solution : Given:
The pattern can be observed running horizontally along the rows. Row 1: (14 × 28) ÷ 4 = 392 ÷ 4 = 98 Row 2: (7 × 48) ÷ 4 = 336 ÷ 4 =
Question : How many numbers between 400 and 700 are divisible by 5, 6 and 7?
Option 1: 20
Option 2: 10
Option 3: 2
Option 4: 5
Correct Answer: 2
Solution : LCM of 5, 6, and 7 = 210 Quotient when 400 is divided by 210 ⇒ $\frac{400}{210}$ ⇒ 1 Quotient when 700 is divided by 210 ⇒ $\frac{700}{210}$ ⇒ 3 Total number of multiples of 210 between 400 and 700 = 3 – 1 =
Question : After allowing a 10% discount on the marked price of an article, a person makes a profit of 16%. If the cost price of the article is INR 648, then its marked price is:
Option 1: INR 910.40
Option 2: INR 835.20
Option 3: INR 751.68
Option 4: INR 826.80
Correct Answer: INR 835.20
Solution : Given: Cost price of the article = INR 648 Selling price at a profit of 16% = $\frac{\text{100 + profit%}}{100}\times$ Cost price = $648\times\frac{116}{100}$ = 751.68 Also, Selling price = $\frac{\text{100 - discount%}}{100}\times$ marked price ⇒ $751.68= \frac{90}{100}\times$ marked price ⇒ The marked price
Question : Select the most appropriate synonym to replace the italicised word. Colossal granite obelisks were erected by only a few kings.
Option 1: Gigantic
Option 2: Lilliputian
Option 3: Minute
Option 4: Minuscule
Correct Answer: Gigantic
Solution : The first option is correct.
In the context of the sentence, which describes the size of
The Question containing Inaapropriate or Abusive Words
Question lacks the basic details making it difficult to answer
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