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Question : What is the LCM of 0.15, 0.18, and 0.45?
Option 1: 0.9
Option 2: 0.09
Option 3: 0.81
Option 4: 0.6
Correct Answer: 0.9
Solution : $0.15 = \frac{15}{100}$ $0.18 =\frac{18}{100}$ $0.45 =\frac{45}{100}$ We know, LCM of fractions = $\frac{\text{LCM of numerators}}{\text{HCF of denominators}}$ So, LCM of $ \frac{15}{100}, \frac{18}{100}$, and $\frac{45}{100}=\frac{90}{100}=0.9$ Hence the correct answer is 0.9.
Question : Directions: In a certain code language, PELT is coded as 8257, and TAPE is coded as 5712. What is the code for L in the given code language?
Option 1: 8
Option 2: 7
Option 3: 5
Option 4: 2
Correct Answer: 8
Solution : Given: 1. PELT ⇒ 8257 2. TAPE ⇒ 5712
After comparing the words PELT and TAPE and their codes, we get – In both words, the common letters are P/E/T and the common numbers are 2/5/7. The remaining letters and numbers in the first word
Question : Nirmala Paniker was honoured with which of the following awards in the year 2019 for her contribution to Mohiniyattam?
Option 1: Sangeet Natak Akademi
Option 2: Padma Bhushan
Option 3: Padma Vibhushan
Option 4: Padma Shri
Correct Answer: Sangeet Natak Akademi
Solution : The correct option is Sangeet Natak Akademi.
Nirmala Paniker was honoured with the prestigious Sangeet Natak Akademi Award in 2019 for her exceptional contributions to Mohiniyattam. This national accolade, awarded by India's National Academy of Music, Dance and Drama, recognizes her lifelong dedication
Question : Select the most appropriate meaning of the given idiom.
All ears.
Option 1: To scold someone bitterly.
Option 2: To listening attentively.
Option 3: To listen to everyone.
Option 4: To not be vocal.
Correct Answer: To listening attentively.
Solution : The correct choice is the second option.
Explanation:
The idiom all ears is commonly used to convey the idea of someone being fully attentive and eager to listen. It doesn't have a literal meaning but rather a figurative one, suggesting that someone
Question : World Trade Organization (WTO) was started in the year:
Option 1: 1984
Option 2: 1994
Option 3: 1995
Option 4: 1996
Correct Answer: 1995
Solution : The correct option is 1995.
The World Trade Organisation began operations on January 1st, 1995. It is in charge of regulating global trade and helps its 164 members negotiate trade deals. The organization also functions as a forum for resolving trade disputes between nations,
Question : Directions: In a certain code language, BOOK is written as 325, and READ is written as 400. How will ABLE be written in that language?
Option 1: 445
Option 2: 440
Option 3: 442
Option 4: 438
Correct Answer: 440
Solution : Given: The code for BOOK is 325 and the code for READ is 400.
Add the place value of the opposite letters of BOOK and multiply the resultant by 5, to get the required code – The opposite letters of the letters of BOOK; B→Y;
Question : Which circuit is used to store one bit of data?
Option 1: Register
Option 2: Flip flop
Option 3: Vector
Option 4: Encoder
Correct Answer: Flip flop
Solution : The correct answer is Flip flop.
The circuit that stores one bit of data is known as a flip-flop. A flip-flop is a digital circuit that may be in one of two states, generally represented as 0 and 1 and can hold a single
Question : The value of $\frac{4.669 \times 4.669–9 \times(0.777)^2}{(4.669)^2+(2.331)^2+14(0.667)(2.331)}$ is $(1-k)$, where $k = $?
Option 1: 0.666
Option 2: 0.647
Option 3: 0.467
Option 4: 0.768
Correct Answer: 0.666
Solution : Given: The expression is $\frac{4.669 \times 4.669–9 \times(0.777)^2}{(4.669)^2+(2.331)^2+14(0.667)(2.331)}=(1 - k)$ Use the algebraic identities, $(a+b)^2=a^2+b^2+2ab$ and $a^2-b^2=(a+b)(a-b)$ ⇒ $\frac{4669 \times 4669–9 \times(777)^2}{(4669)^2+(2331)^2+14(0667)(2331)}=(1 - k)$ ⇒ $\frac{(4669)^2–(2331)^2}{(4669)^2+(2331)^2+2(4669)(2331)}=(1 - k)$ ⇒ $\frac{(4669)^2–(2331)^2}{(4669+2331)^2}=(1 - k)$ ⇒ $\frac{(4669–2331)(4669+2331)}{(4669+2331)^2}=(1 - k)$ ⇒ $\frac{(4669–2331)}{(4669+2331)}=(1 - k)$ ⇒ $\frac{2338}{7000}=(1 - k)$ ⇒
Question : If the circumference of a circle is equal to the perimeter of a square, and the radius of the given circle is positive, then which of the following options is correct?
Option 1: Area of the circle > Area of the square
Option 2: Area of the circle $\geq$ Area of the square
Option 3: Area of the circle < Area of the square
Option 4: Area of the circle = Area of the square
Correct Answer: Area of the circle > Area of the square
Solution : Let the radius of the circle be '$r$' and side of the square be 'a' Since the perimeter of a square = circumference of a circle ⇒ 4a = 2$\pi r$ ⇒ a = $\frac{\pi r}{2}$ ⇒
Question : Parts of the given sentence have been given as options. One of them may contain an error. Select the part that contains the error from the given options. If you don’t find any error, mark ‘No error’ as your answer.
I have watched a lot of students excel in online courses, taking fully advantage of the convenience.
Option 1: excel in online courses, taking fully
Option 2: advantage of the convenience
Option 3: I have watched a lot of students
Option 4: No error
Correct Answer: excel in online courses, taking fully
Solution : The correct choice will be the first option.
The correct expression is taking full advantage instead of taking fully advantage.
Full advantage is the idiomatic and grammatically correct phrase that indicates making the most of a situation or opportunity.
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