Staff Selection Commission Multi Tasking Staff Exam
Question : What is the value of $\frac{7}{11} \div \frac{21}{33} \times \frac{5}{12}+\frac{10}{36} \times \frac{6}{11} \div \frac{18}{33}$?
Option 1: $\frac{29}{35}$
Option 2: $\frac{25}{36}$
Option 3: $\frac{28}{39}$
Option 4: $\frac{24}{41}$
Correct Answer: $\frac{25}{36}$
Solution : $\frac{7}{11} \div \frac{21}{33} \times \frac{5}{12}+\frac{10}{36} \times \frac{6}{11} \div \frac{18}{33}$ $=\frac{7}{11} \times \frac{33}{21} \times \frac{5}{12}+\frac{10}{36} \times \frac{6}{11} \times \frac{33}{18}$ $= \frac{5}{12}+\frac{5}{18}$ $= \frac{15+10}{36}$ $=\frac{25}{36}$ Hence, the correct answer is $\frac{25}{36}$.
Question : A man multiplied a number by $\frac{8}{5}$ instead of $\frac{5}{8}$, what is the percentage error in the calculation?
Option 1: 124%
Option 2: 162%
Option 3: 156%
Option 4: 100%
Correct Answer: 156%
Solution : Let the original number be $x$. Correct result $=x× \frac{5}{8}$ present result $=x× \frac{8}{5}$ Difference $=\frac{8x}{5}-\frac{5x}{8}=\frac{39x}{40}$ $\therefore$ Percentage Error $=\frac{\frac{39x}{40}}{\frac{5x}{8}}×100=\frac{39x}{40}×\frac{8}{5x}×100=156\%$ Hence, the correct answer is 156%.
Question : The following bar graph presents the number of cases of COVID-19 in four states of India in the year 2022. How much more percentage of cases are in Karnataka than in Kerala?
Option 1: 20%
Option 2: 40%
Option 3: 30%
Option 4: 50%
Correct Answer: 30%
Solution : Required percentage = $\frac{156000-120000}{120000}×100$ = 30% Hence, the correct answer is 30%.
Question : Directions: By interchanging which two numbers the equation will be correct. 9 × 3 ÷ 6 + 4 – 8 = 1
Option 1: 8 and 9
Option 2: 3 and 6
Option 3: 3 and 4
Option 4: 6 and 8
Correct Answer: 3 and 4
Solution : Given: 9 × 3 ÷ 6 + 4 – 8 = 1
Replace the given numbers in the options one by one with the original numbers in the given equation. Let's check each option – First option: 8 and 9 9 × 3
Question : Diwali marks the day when lord Ram returned to Ayodhya after______years of exile after defeating King Ravan.
Option 1: 11
Option 2: 7
Option 3: 12
Option 4: 14
Correct Answer: 14
Solution : The correct option is 14.
Diwali marks the day when Lord Ram returned to Ayodhya after 14 years of exile after defeating King Ravan. Diwali, also known as Deepavali, is a Hindu festival that symbolizes the victory of light over darkness and good over
Question : Pushkar Lake is situated in which district of Rajasthan?
Option 1: Jaipur
Option 2: Ajmer
Option 3: Bikaner
Option 4: Alwar
Correct Answer: Ajmer
Solution : The correct option is Ajmer
Pushkar Lake is located in the Rajasthan district of Ajmer, in the town of Pushkar. The historic city of Ajmer is connected to Pushkar, which is 14 kilometres northwest of Ajmer, by a sacred lake called the Pushkar Lake. The
Question : Who is the first Law officer of India?
Option 1: President
Option 2: Governor
Option 3: Prime Minister
Option 4: Attorney-General
Correct Answer: Attorney-General
Solution : The correct answer is Attorney-General
The first law officer in India is the Attorney General for India. The Attorney General is the chief legal advisor to the Government of India and is appointed by the President of India. The Attorney General represents the government in
Question : Select the option that will improve the underlined part of the given sentence. In case no improvement is needed, select 'No improvement required'.
Water is using in every. cell of your body.
Option 1: is used in every
Option 2: No improvement required
Option 3: using in each
Option 4: are used in every
Correct Answer: is used in every
Solution : The most appropriate option is the first option.
Explanation: The original sentence has a grammatical error in verb usage and subject-verb agreement. The correct form should be is used, as water is a singular noun. The verb used in the
Question : Directions: In the following question, some parts of the sentence have errors, and some are correct. Find out which part of the sentence has an error. The number of that part is the answer. If a sentence is error-free, your answer is "No Error".
Today people is ignorant (1) / of the things that (2) / are happening around them. (3) / No Error (4)
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (1)
Solution : The correct choice is the first option.
A plural noun should be followed by a plural verb as per the subject-verb agreement. The word "people" is a plural noun, so it should be paired with the plural verb "are", not "is".
Therefore, the correct
Question : Who presents the annual budget before the Lok Sabha?
Option 1: Union Finance Minister
Option 2: Defence Minister
Option 3: Comptroller and Auditor General of India
Option 4: Home Affairs Minister
Correct Answer: Union Finance Minister
Solution : The correct option is the Union Finance Minister.
In India, the annual budget is presented before the Lok Sabha (the lower house of Parliament) by the Union Finance Minister. The finance minister typically presents the budget on the last working day of
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