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Question : One man and one woman together can complete a piece of work in 8 days. A man alone can complete the work in 10 days. In how many days can one woman alone complete the work?
Option 1: $\frac{140}{9}$ days
Option 2: $30$ days
Option 3: $40$ days
Option 4: $42$ days
Correct Answer: $40$ days
Solution : Given, The time taken by one man and one woman to complete the work = 8 days Time taken by a man to complete the work = 10 days ⇒ one man's 1 day's work = $\frac{1}{10}$ Work done by one man and one
Question : Directions: Select the option that is related to the fifth number in the same way as the second number is related to the first number and the fourth number is related to the third number. 121 : 145 :: 169 : 197 :: 256 : ?
Option 1: 325
Option 2: 280
Option 3: 290
Option 4: 288
Correct Answer: 290
Solution : Given: 121 : 145 :: 169 : 197 :: 256 : ?
Add 1 to the square root of the first number. Then find the square and add 1 to get the second number. 121 : 145→√121 = 11; (11 + 1)2 + 1
Question : Which period marks the "first phase" of the Green Revolution?
Option 1: Mid 1980s - Mid 1990s
Option 2: Mid 1960s - Mid 1970s
Option 3: Mid 1970s - Mid 1980s
Option 4: Mid 1950s - Mid 1960s
Correct Answer: Mid 1960s - Mid 1970s
Solution : The correct option is the Mid-1960s - Mid-1970s.
The middle of the 1960s and 1970s are considered the "first phase" of the Green Revolution. The goal of the Green Revolution was to boost food production, especially in developing nations, through several
Question : Select the most appropriate synonym of the given word. Major
Option 1: Diligent
Option 2: Shallow
Option 3: Considerable
Option 4: Creviced
Correct Answer: Considerable
Solution : The correct answer is the third option.
The word "considerable" means large or significant in size, amount, or degree. In the context of the given word "major," "considerable" is a synonym, as both convey the idea of being important or significant.
The meanings of the
Question : Select the most appropriate one-word substitution for the given group of words.
Travelling under a name other than one’s own
Option 1: impromptu
Option 2: incognito
Option 3: incredible
Option 4: invisible
Correct Answer: incognito
Solution : The correct choice is the second option.
Incognito means to avoid being recognised by changing one's name or appearance. It means someone's true identity is being concealed or hidden, and thus is the appropriate one-word substitution for travelling under a name other than one’s
Question : The ratio of the outer and the inner circumference of a circular path is 5 : 4. If the path is 50 metres wide, then what is the radius of the inner circle?
Option 1: 250 metres
Option 2: 300 metres
Option 3: 200 metres
Option 4: 210 metres
Correct Answer: 200 metres
Solution :
Let the radius of the inner and outer circumference be $r$ and $R$. According to the question, $\frac{2\pi R}{2\pi r}=\frac{5}{4}$ ⇒ $\frac{2\pi(r+50)}{2\pi r}=\frac54$ ⇒ $4(r+50)=5(r)$ ⇒ $4r+200=5r$ ⇒ $r = 200$ metres Hence, the correct answer is 200 metres.
Question : The larger diagonal of a rhombus is 150% of its smaller diagonal, and its area is 432 cm2. Find the length (in cm) of the side of the rhombus.
Option 1: $8 \sqrt{13}$
Option 2: $4 \sqrt{13}$
Option 3: $6 \sqrt{13}$
Option 4: $2 \sqrt{13}$
Correct Answer: $6 \sqrt{13}$
Solution : Given: The larger diagonal of a rhombus is 150% of its smaller diagonal, and its area is 432 cm2. Let the length of the smaller diagonal be $x$ cm. The length of the larger diagonal = 150% of $x=\frac{3x}{2}\ \text{cm}$ We know,
Question : Directions: In the following question, the set of numbers below follows a particular pattern. Which of the numbers in the options does not follow the pattern? Numbers set – 60, 120, 210, 336, 1716
Option 1: 720
Option 2: 990
Option 3: 504
Option 4: 1310
Correct Answer: 1310
Solution : Given: 60, 120, 210, 336, 1716
Let's check the options — First option: 720→720 is a multiple of 3. Second option: 990→990 is a multiple of 3. Third option: 504→504 is a multiple of 3. Fourth option: 1310→1310 is not a multiple of 3.
So,
Question : Negative feedback in amplifiers
Option 1: increases bandwidth and decreases noise
Option 2: decreases bandwidth and decreases noise
Option 3: increases bandwidth and increases noise
Option 4: decreases bandwidth and increases noise
Correct Answer: increases bandwidth and decreases noise
Solution : The correct option is to increase bandwidth and decrease noise.
Negative feedback is an important factor in extending the bandwidth of an amplifier. Bandwidth refers to the range of frequencies within which the amplifier can function effectively. Without feedback, amplifiers
Question : Which of the following is a part of the 'Sutta Pitaka'?
Option 1: Majjhima Nikaya
Option 2: Dhammasangani
Option 3: Manusmriti
Option 4: Dipavamsa
Correct Answer: Majjhima Nikaya
Solution : The correct option is Majjhima Nikaya
The "Sutta Pitaka" is one of the three "baskets" or divisions of the Pali Canon, which is the primary scripture collection of Theravada Buddhism. It consists of discourses attributed to Gautama Buddha. Within the Sutta Pitaka, there are
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