Staff Selection Commission Multi Tasking Staff Exam
Question : In what ratio must a grocer mix two varieties of sweets costing Rs. 30 and Rs. 20 per kg respectively to get a mixture worth Rs. 25 per kg?
Option 1: $2:3$
Option 2: $1:1$
Option 3: $5:4$
Option 4: $4:5$
Correct Answer: $1:1$
Solution : Let the two varieties of sweets costing Rs. 30 and Rs. 20 per kg be mixed in the ratio of $x:y$ respectively. Weighted Average=$\frac{\text{Quantity of first variety×Price per kg of first variety)+(Quantity of second variety×Price per kg of second variety)}}{\text{Total quantity}}$ ⇒ 25 = $\frac{(30x+20y)}{x+y}$
Question : Who among the following was the first Biologist who discovered cells?
Option 1: Robert Hooke
Option 2: Rosalind Franklin
Option 3: Gregor Mendel
Option 4: Charles Darwin
Correct Answer: Robert Hooke
Solution : The correct answer is Robert Hooke.
Robert Hooke, in 1665, made the groundbreaking discovery of cells, naming them after small rooms (cellula) due to their appearance. His observations, detailed in "Micrographia," lacked insights into the nucleus and other organelles in living cells. Hooke's
Question : Directions: In the following question, select the missing number of the given series. 200, 174, 148, 122, 96, ?
Option 1: 71
Option 2: 80
Option 3: 70
Option 4: 74
Correct Answer: 70
Solution : Given: 200, 174, 148, 122, 96, ?
In the above-given series, subtract 26 from the previous numbers to get the next numbers. 200 – 26 = 174; 174 – 26 = 148; 148 – 26 = 122; 122 – 26 = 96; 96 – 26
Question : Select the most appropriate option to fill in the blank.
The sedative effect of the drugs impairs people's ability to pay attention and ______.
Option 1: concentrate
Option 2: segregate
Option 3: reverberate
Option 4: dilate
Correct Answer: concentrate
Solution : The first option is the correct choice.
Concentrate means to focus one's attention or mental effort on a particular task or subject. In the given context, the sedative effect of the drugs impairs people's ability to both pay attention and concentrate, making it the correct
Question : Directions: Which of the following numbers will replace the question mark (?) in the given series? 69, 80, 89, 96, 101, ?
Option 1: 104
Option 2: 102
Option 3: 105
Option 4: 106
Correct Answer: 104
Solution : Given: 69, 80, 89, 96, 101, ?
In the above-given series, add odd numbers in descending order to the previous number to get the next number. 69 + 11 = 80; 80 + 9 = 89; 89 + 7 = 96; 96 + 5 =101;
Question : Select the high-yielding varieties of seed crops developed under the Green Revolution in India.
Option 1: Rice, wheat, pulses, oil seeds and sugarcane
Option 2: Maize, Black gram, Jowar, Coffee, and Tea
Option 3: Rice, Wheat, Jowar, Bajra, and Maize
Option 4: Rice, Wheat, Sugarcane, Pulses, and Maize
Correct Answer: Rice, wheat, pulses, oil seeds and sugarcane
Solution : The correct answer is Rice, Wheat, Pulses, Oil seeds and Sugarcane.
High-yielding varieties (HYV) of seed crops developed in India during the Green Revolution include rice, wheat, pulses, oilseeds, and sugarcane. Other agricultural inputs, including fertilisers and insecticides, were
Question : Select the most appropriate word for the given group of words. One appointed to act in place of another
Option 1: Deputy
Option 2: Minister
Option 3: Officer
Option 4: Delegate
Correct Answer: Deputy
Solution : The correct choice is the first option.
A deputy is an individual who is authorised to perform the duties or functions of another, often in an official or representative capacity. This aligns perfectly with the description provided, making deputy the most suitable choice among
Question : Select the most appropriate option to fill in the blank. If the anaesthesia is not ______ properly, he might wake up in the _____ of the surgery.
Option 1: perpetuated/ start
Option 2: administer/during
Option 3: perpetuated/ middle
Option 4: administered/ middle
Correct Answer: administered/ middle
Solution : The fourth option is the correct choice.
Administered refers to the proper application or dispensing of anaesthesia. The sentence requires a word related to the correct application of anaesthesia, making administered the appropriate choice. Middle correctly indicates the timeframe during which the person might
Question : Directions: Find out the missing number.
Option 1: 6
Option 2: 7
Option 3: 8
Option 4: 9
Correct Answer: 7
Solution : Given:
The pattern can be observed running vertically down in the columns. Column 1: 8 × 4 × 2 = 64 Column 2: 9 × 5 × 4 = 180 Column 3: 7
Question : Select the word from the options which is exactly opposite in meaning to the bracketed word given in the sentence below.
The Prime Minister is making no (rash) promises.
Option 1: Considerate
Option 2: Immature
Option 3: Audacious
Option 4: Bold
Correct Answer: Considerate
Explanation: The term "rash" is used to describe actions or decisions that are hasty, impulsive, or lacking careful consideration. The opposite of this quality would be being considerate, which involves thoughtfulness and careful deliberation before making promises.
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