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Question : There are 3 taps A, B, and C in a tank. These can fill the tank in 10 hours, 20 hours, and 25 hours, respectively. At first, all three taps are opened simultaneously. After 2 hours, tap C is closed and A and B keep running. After 4 hours from the beginning, tap B is also closed. The remaining tank is filled by tap A alone. Find the percentage of work done by tap A itself.
Option 1: 32%
Option 2: 75%
Option 3: 52%
Option 4: 72%
Correct Answer: 72%
Solution : The capacity of the tank = LCM of (10, 20, and 25) = 100 Efficiency of A = $\frac{100}{10}$ = 10 Efficiency of B = $\frac{100}{20}$ = 5 Efficiency of C = $\frac{100}{25}$ = 4 Quantity of tank filled in 2 hours by A, B,
Question : A person borrows Rs. 20000 at the rate of 6% per annum on simple interest for 3 years. He immediately lends it to another person at the rate of 8.5% per annum on simple interest for 3 years. What is the value of gain per year?
Option 1: Rs. 1500
Option 2: Rs. 500
Option 3: Rs. 800
Option 4: Rs. 200
Correct Answer: Rs. 500
Solution : Given, A person borrows Rs. 20000 for 3 years at 6% per annum Simple Interest. He immediately lends it to another person at 8.5% per annum for 3 years. P = Rs. 20000 and time, $T$ = 1 year [As we need per year
Question : Identify the segment in the sentence which contains the grammatical error. If there is no error, select 'No error'. Anita enjoyed to swim in the sea.
Option 1: Anita enjoyed
Option 2: in the sea
Option 3: No error
Option 4: to swim
Correct Answer: to swim
Solution : The fourth option is the correct choice.
The grammatical error in the sentence is in the segment "enjoyed to swim". The correct form should be "Anita enjoyed swimming in the sea." The verb "enjoy" is followed by the gerund form of the verb, which
Question : Fill in the blank with the most appropriate option.
The first time that nuclear radiation has been washed off with a _______.
Option 1: fast shower
Option 2: quick shower
Option 3: speedy shower
Option 4: energetic shower
Correct Answer: quick shower
Solution : The correct choice is the second option.
Explanation: In this context, the word quick is the most suitable adjective to describe the type of shower needed to wash off nuclear radiation. It implies a brief but effective cleansing.
So, the correct sentence would be:
Question : The headquarters of the Ghadar Party was at:
Option 1: Karachi
Option 2: Moscow
Option 3: Berlin
Option 4: San Francisco
Correct Answer: San Francisco
Solution : The correct option is San Francisco.
The headquarters of the Ghadar Party was located in San Francisco, California, U. S. A. The Ghadar Party was primarily formed by Indian immigrants in the United States and Canada to achieve India's independence from British colonial
Question : Directions: Select the option that is related to the fifth term in the same way as the second term is related to the first term and the fourth term is related to the third term. TACKLE : TCCMLG :: JACKET : JCCMEV :: NEPTUNE : ?
Option 1: PEPTVOE
Option 2: PERTWNG
Option 3: NFGPVUP
Option 4: NGPVUPE
Correct Answer: NGPVUPE
Solution : Given: TACKLE : TCCMLG :: JACKET : JCCMEV :: NEPTUNE : ?
Add 0 and 2 alternatively to the place value of the letters of TACKLE and JACKET to get their respective related letter cluster. TACKLE→T + 0 = T; A + 2 = C;
Question : Directions: Select the set in which the numbers are related in the same way as the numbers of the following sets. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 - operations on 13 such as adding/subtracting/multiplying, etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) (82, 75, 66) (69, 62, 53)
Option 1: (21, 16, 9)
Option 2: (49, 52, 35)
Option 3: (61, 54, 45)
Option 4: (36, 28, 21)
Correct Answer: (61, 54, 45)
Solution : Given: (82, 75, 66); (69, 62, 53)
The pattern is as follows – (82, 75, 66)→82 – 75 = 7; 75 – 66 = 9 (69, 62, 53)→69 – 62 = 7; 62 – 53 = 9
Let's check the options – First
Question : Select the most appropriate ANTONYM of the given word. Negligent
Option 1: Calm
Option 2: Careful
Option 3: Careless
Option 4: Composed
Correct Answer: Careful
"Negligent" refers to not giving proper attention or care to something, often leading to mistakes or problems. "Careful" on the other hand, means giving a lot of attention to details, being cautious, and trying to avoid mistakes
Question : Directions: Which of the following numbers will replace the question mark (?) in the given series? 47, 48, 44, 53, 37, ?
Option 1: 52
Option 2: 64
Option 3: 62
Option 4: 55
Correct Answer: 62
Solution : Given: 47, 48, 44, 53, 37, ?
In the above-given series alternately add and subtract squares of consecutive natural numbers to obtain the next number. 47 + 12 = 47 + 1 = 48; 48 – 22 = 48 – 4 = 44;
Question : Which of the following is the method of heat transfer?
Option 1: Convection
Option 2: Evaporation
Option 3: Revolution
Option 4: Thermal Expansion
Correct Answer: Convection
Solution : The correct option is Convection.
Convection is transferring heat in a fluid (liquid or gas) in which hotter and less dense material rises and colder and denser material sinks, resulting in a circular flow pattern. This phenomenon arises as temperature and density change within the
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