Staff Selection Commission Combined Graduate Level Exam
Question : If the selling price is tripled and the cost price is doubled, the profit would be 65%. What is the present profit (in%)?
Option 1: 20
Option 2: 15
Option 3: 25
Option 4: 10
Correct Answer: 10
Solution : Let the original cost price be Rs. 100 New cost price = 200 New profit% = 65% New selling price after 65% profit = 200 + 0.65 × 200 = 330 Old selling price = one-third of new selling price Old selling price = 110
Question : Directions: In the following question, two statements are given followed by two conclusions I and II. You have to consider the two statements to be true even if they seem to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follow from the given statements. Statements: 1. Some girls are stars. 2. Meena is a girl. Conclusions: I. Meena is a star. II. Some stars are not girls.
Option 1: Only conclusion I follows
Option 2: Only conclusion II follows
Option 3: Both conclusion I and conclusion II follow
Option 4: Neither conclusion I nor conclusion II follows
Correct Answer: Neither conclusion I nor conclusion II follows
Solution : As per the given information, let's analyse the conclusions – Conclusion (I): Meena is a star – Based on the given statements, it is given that some girls are stars and Meena is a girl. From this, Meena doesn't
Question : Two businessmen A and B, invest in a business in the ratio of 5 : 8. They decided to reinvest 30% of the profit they earned back into the business. The remaining profit they distributed amongst themselves. If A's share of the profit was Rs. 87,500, then how much profit (in Rs.) did the business make?
Option 1: 2,27,000
Option 2: 2,50,000
Option 3: 3,75,000
Option 4: 3,25,000
Correct Answer: 3,25,000
Solution : Reinvested amount = 30% of total profit ⇒ Remaining profit to be distributed = 70% of total profit The ratio of investment of A and B = 5 : 8 So, the profit ratio of A and B = 5 : 8 A's share in
Question : Directions: Which two numbers, from amongst the given options, should be interchanged to make the given equation correct? 72 + (7 × 8) – (126 ÷ 14) – (4)2 = 150
Option 1: 72 and 126
Option 2: 7 and 4
Option 3: 8 and 4
Option 4: 14 and 7
Correct Answer: 14 and 7
Solution : Given: 72 + (7 × 8) – (126 ÷ 14) – (4)2 = 150
Let's check the options – First option: 72 and 126 On interchanging the numbers, we get – ⇒ 126 + (7 × 8) – (72 ÷ 14) –
Question : Select the option that can be used as a one-word substitute for the given group of words. Life history written by oneself.
Option 1: Autography
Option 2: Autobiography
Option 3: Autophagy
Option 4: Autocracy
Correct Answer: Autobiography
Solution : The correct choice is the third option.
Explanation: An autobiography is a literary work where a person writes their own life story, including their experiences, achievements, and personal history.
The meanings of the other options are as follows:
Autography: This word is not commonly used
Question : Parts of the following sentence are given as options. Identify the segment that contains a grammatical error.
He tried to run away but was soon overtook by some policemen.
Option 1: overtook by
Option 2: some policemen
Option 3: but was soon
Option 4: He tried to run away
Correct Answer: overtook by
Solution : The correct choice is the first option.
Explanation:
The error lies in using overtook, the simple past tense, instead of the past participle overtaken after the auxiliary verb was. In this context, was soon overtaken is a passive construction, and the
Question : Directions: Select the word pair that best represents a similar relationship to the one expressed in the pair of words given below. (The words must be considered meaningful English words and must not be related to each other based on the number of letters/numbers of consonants/vowels in the word.) Horse : Mare
Option 1: Bull : Cow
Option 2: Duck : Chick
Option 3: Dog : Calf
Option 4: Butterfly : Larva
Correct Answer: Bull : Cow
Solution : Given: Horse : Mare (This depicts the relationship between males and females in a particular species.)
First option: Bull : Cow; It represents the male-female relationship in a particular species. Second option: Duck : Chick; Chick typically refers to a baby bird, not
Question : A solid metallic cuboid of dimensions 12 cm × 54 cm × 72 cm is melted and converted into 8 cubes of the same size. What is the sum of the lateral surface areas (in cm2) of 2 such cubes?
Option 1: 2268
Option 2: 1944
Option 3: 2592
Option 4: 3888
Correct Answer: 2592
Solution : Volume of Cuboid = l × b × h, where l = length b = breadth h = height Volume of Cuboid = l × b × h = 8 × a3 where 'a' is the side of the cube ⇒(12 × 54 ×
Question : Direction: A word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in the two matrices, given below. The columns and rows of Matrix (I) are numbered from 0 to 4 and that of Matrix (II) are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, e.g. 'D' can be represented by 11, 25, etc., and 'J' can be represented by 67, 78, etc. Similarly, you have to identify the set for the given word.
MILK
Matrix I
Matrix II
Option 1: 98, 66, 79, 77
Option 2: 98, 79, 77, 86
Option 3: 98, 86, 77, 99
Option 4: 86, 77, 99, 98
Correct Answer: 98, 86, 77, 99
Solution : Given: MILK
Number representations of each letter: M → 76, 107, 98, 610, 810 I → 66, 86, 108, 710, 910 L → 77, 97, 88, 69, 109 K → 106, 87, 68, 99, 79
First option: 98, 66, 79, 77 L
Question : Who invented the waterproof raincoat?
Option 1: Robert Hooke
Option 2: Cai Lun
Option 3: Charles Macintosh
Option 4: William Harvey
Correct Answer: Charles Macintosh
Solution : The correct option is Charles Macintosh
Charles Macintosh invented the waterproof raincoat. He was a Scottish chemist who bonded two pieces of cloth together to create waterproof garments using coal tar naphtha. He created a trilayer fabric, with rubber constituting the centre layer and
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