Staff Selection Commission Sub Inspector Exam
Question : The monthly income of an employee was INR 26,500 and his monthly expenditure was INR 22,000. Next year his income increased by 20% and his expenditure increased by 15%. Find the percentage increase in his savings.
Option 1: $44 \frac{7}{9} \%$
Option 2: $44 \frac{8}{9} \%$
Option 3: $44 \frac{5}{9} \%$
Option 4: $44 \frac{4}{9} \%$
Correct Answer: $44 \frac{4}{9} \%$
Solution : The savings in the initial year = 26500 – 22000 = INR 4,500 Next year his income increased by 20%. New income = $\frac{120}{100}×26500=31800$ His expenditure increased by 15%. New expenditure = $\frac{115}{100}×22000=25300$ New savings = 31800 – 25300 = INR 6,500 The
Question : $(0.9\times0.9\times0.9+0.1\times0.1\times0.1)$ is equal to:
Option 1: $0.73$
Option 2: $0.82$
Option 3: $0.92$
Option 4: $1.00$
Correct Answer: $0.73$
Solution : Given: $(0.9\times0.9\times0.9+0.1\times0.1\times0.1)$ ⇒ $0.729 + 0.001 = 0.73$ Hence, the correct answer is $0.73$.
Question : Directions: Which of the following numbers will replace the question mark (?) in the given series? 25, 26, 28, 32, 40, ?
Option 1: 50
Option 2: 56
Option 3: 58
Option 4: 52
Correct Answer: 56
Solution : Given: 25, 26, 28, 32, 40, ?
Add twice the difference between the previous number in the next number – 25 + 1 = 26 26 + (1 × 2) = 26 + 2 = 28 28 + (2 × 2) = 28 + 4
Question : Who among the following is the only Indian shuttler to have won a Summer Olympics silver medal?
Option 1: Pullela Gopichand
Option 2: Prakash Padukone
Option 3: P. V. Sindhu
Option 4: Saina Nehwal
Correct Answer: P. V. Sindhu
Solution : The correct answer is P. V. Sindhu
P. V. Sindhu became the first Indian shuttler to earn a silver medal at the Olympics on August 19, 2016, following a thrilling final loss to Carolina Marin. Indian badminton's first Olympic victory occurred in 2012
Question :
Directions: In the following question, select the related word from the given alternatives. Smoke : Pollution :: Fire : ?
Option 1: Death
Option 2: Sound
Option 3: Ash
Option 4: Cold
Correct Answer: Ash
Solution : Given: Smoke : Pollution :: Fire : ?
Pollution is caused by smoke. Similarly, ash is created by fire.
Hence, the third option is correct.
Question : The least number, which when divided by 5, 6, 7 and 8 leaves a remainder of 3, but when divided by 9, leaves no remainder, is:
Option 1: 1677
Option 2: 1683
Option 3: 2523
Option 4: 3363
Correct Answer: 1683
Solution : The LCM of 5, 6, 7, and 8 is 840. If 3 is added to 840 it becomes 843, which, when divided by 5, 6, 7, and 8, leaves the remainder of 3. 843 is not completely divisible by 9 and hence, we will take
Question : In which state of India did the Kuchipudi dance originate?
Option 1: Gujarat
Option 2: Maharashtra
Option 3: Karnataka
Option 4: Andhra Pradesh
Correct Answer: Andhra Pradesh
Solution : The correct answer is Andhra Pradesh.
One of the most important Indian traditional dances is Kuchipudi. Its place of origin is the Indian state of Andhra Pradesh, specifically the village of Kuchipudi. Kuchipudi is a dance-drama performance that has its origins in the
Question : Select the most appropriate option that can substitute the underlined segment in the given sentence.
I am not afraid to spoke the truth.
Option 1: am not afraid to speaking
Option 2: am not afraid to speak
Option 3: was not afraid to spoken
Option 4: was not afraid to spoke
Correct Answer: am not afraid to speak
Solution : The correct choice is the second option.
The correct form of the verb to be used in the sentence is the base form of the verb "speak" in place of the past form "spoke" to make the sentence grammatically accurate,
Question : Directions: If A denotes +, B denotes ×, C denotes −, and D denotes ÷, then what will be the value of the following equation? 13 B 7 A 64 D 4 C 23 = ?
Option 1: 82
Option 2: 84
Option 3: 86
Option 4: 76
Correct Answer: 84
Solution : Given: 13 B 7 A 64 D 4 C 23 = ?
After replacing the letters with the mathematical signs, we get – = 13 × 7 + 64 ÷ 4 – 23 = 13 × 7 + 16 – 23 = 91 + 16
Question : Directions: Which number will replace the question mark (?) in the following series? 3, 12, 52, 159, 640, ?
Option 1: 1910
Option 2: 1731
Option 3: 1863
Option 4: 1923
Correct Answer: 1923
Solution : Given: 3, 12, 52, 159, 640, ?
Multiply and add 3 and 4 alternatively in each number to get the required missing number in the series – 3 × 3 + 3 = 9 + 3 = 12, 12 × 4 + 4 = 48
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