Staff Selection Commission Combined Graduate Level Exam
Question : Direction: Study the following bar diagram carefully and answer the question. The bar graph given below shows the foreign exchange reserves of a country (in million US dollars) from 1991– 1992 to 1998– 1999.
The ratio of the number of years in which the foreign exchange reserves are above the average reserves to those in which the reserves are below the average reserves is:
Option 1: 2 : 6
Option 2: 3 : 4
Option 3: 3 : 5
Option 4: 4 : 5
Correct Answer: 3 : 5
Solution : Average foreign exchange reserves over the given period = $\frac{2640+3720+2520+3360+3120+4320+5040+3120}{8}$ = 3480 million US dollars So, years with higher foreign exchange reserves than average are 1992– 1993, 1996– 1997, and 1997– 1998 = 3 years. Also, 5 years worth of foreign exchange reserves
Question : Which single letter can be prefixed to the following words in order to obtain entirely new words? (The same letter has to be prefixed in all five words of each)
EAT OUR IS AS AT
Option 1: H
Option 2: S
Option 3: C
Option 4: B
Correct Answer: H
Solution : Given: EAT OUR IS AS AT
Here,
If we add H in all the words, then,
HEAT: Heat is a form of energy associated with the sensation of warmth or hotness.
HOUR: An hour is a unit of time equal to 60 minutes,
Question : Directions: Select the related letter cluster from the given alternatives. BEF : GJK :: LOP : ?
Option 1: QUV
Option 2: QTU
Option 3: QST
Option 4: QUT
Correct Answer: QTU
Solution : Given: BEF : GJK :: LOP : ?
Here, add 5 to the place value of each letter of the given letter cluster to obtain the required code. Like, BEF : GJK – B + 5 = G; E + 5 = J; F +
Question : Directions: By Interchanging the given two numbers which of the following equations will be correct? 5 and 8
Option 1: 5 × 2 – 8 + 9 ÷ 1 = 20
Option 2: 8 + 5 × 4 – 9 ÷ 3 = 30
Option 3: 5 × 7 + 8 – 3 ÷ 1 = 55
Option 4: 8 – 5 × 2 + 6 ÷ 2 = –9
Correct Answer: 5 × 2 – 8 + 9 ÷ 1 = 20
Solution : Given: Interchange the numbers 5 and 8.
Replace the given numbers in the options with the original numbers in the given equation. First option: 5 × 2 – 8 + 9 ÷ 1 = 20
Question : Directions: In the following question, a sentence is given with a blank that is to be filled in with an appropriate word. Four alternatives are suggested; choose the correct alternative out of them as your answer. The maestro's son has no taste _____ music.
Option 1: about
Option 2: with
Option 3: for
Option 4: to
Correct Answer: for
Solution : The correct option is the third option.
For denotes purpose.
The meanings of the other options are as follows:
About is used concerning a particular subject or topic.
With means in association, possession, or accompaniment.
To indicates direction or a recipient.
The complete sentence is:
Question : Select the most appropriate option to improve the underlined segment in the given sentence. If there is no need to improve it, select ‘no improvement required’. Eighty girls sat there at four long tables, doing their homework by candlelight
Option 1: to have done their homework with
Option 2: no improvement required
Option 3: to doing their homework by
Option 4: doing its homework by
Correct Answer: no improvement required
Solution : The second option is correct.
Since the given sentence is both grammatically and conceptually correct, therefore, there is no improvement required.
Question : Select the correct spelling of the underlined word from the following options.
Handover that peace of paper to me so that I can evaluate the authenticity of hiamorous claims.
Option 1: peice
Option 2: peices
Option 3: pieces
Option 4: piece
Correct Answer: piece
Solution : The correct choice is the fourth option.
In the sentence, the correct term is "piece of paper". The correct spelling is "piece", which refers to a part or portion of something.
Therefore, the correct sentence is: Hand over that piece of paper
Question : Who discovered Photon?
Option 1: George Crum
Option 2: Albert Einstein
Option 3: Henry Cavendish
Option 4: Humphry Davy
Correct Answer: Albert Einstein
Solution : The correct option is Albert Einstein.
Photons are light quanta, minute energy packets of electromagnetic radiation. The idea of a photon was first put up by Albert Einstein in his explanation of the photoelectric effect, in which he suggested that light transmission might involve
Question : Directions: From the given alternative words, select the word that cannot be formed using the letters of the given word. ENDEAVOUR
Option 1: DEVOUR
Option 2: ROUND
Option 3: DROWN
Option 4: DROVE
Correct Answer: DROWN
Solution : Given: ENDEAVOUR
Now, let's compare all the option words with the word ENDEAVOUR – First option: DEVOUR; All the letters of the word DEVOUR are present in the word ENDEAVOUR. Second option: ROUND; All the letters of the word ROUND are present in the word
Question : $ABCD$ is a parallelogram in which $AB = 7 \operatorname{cm}, BC = 9 \operatorname{cm}$, and diagonal $AC = 8 \operatorname{cm}$. What is the length (in cm) of the other diagonal?
Option 1: $14$
Option 2: $14\sqrt{2}$
Option 3: $7$
Option 4: $7\sqrt{2}$
Correct Answer: $14$
Solution : Given: AC = 8 cm, AB = 7 cm, and BC = 9 cm In parallelogram $ABCD$, The formula of diagonals is $AC^2 + BD^2 = 2(AB^2 + BC^2)$ $\Rightarrow 8^2 + BD^2 = 2(7^2 + 9^2)\\$ $\Rightarrow 64 + BD^2 = 2(49 + 81)
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