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Question : A boat goes 20 km upstream and 44 km downstream in 8 hours. In 5 hours, it goes 15 km upstream and 22 km downstream. Determine the speed of the boat in still water.
Option 1: 6 km/h
Option 2: 10 km/h
Option 3: 8 km/h
Option 4: 7 km/h
Correct Answer: 8 km/h
Solution : Let the speed of the boat in still water be $x$ km/h and The speed of stream = $y$ km/h Speed of boat at downstream = $(x+y)$ km/h Speed of boat at upstream = $(x−y)$ km/h Time taken to cover 20 km upstream =
Question : Directions: In the following question, select the related word from the given alternatives. Heart : Cardiologist : : Brain : ?
Option 1: Ophthalmologist
Option 2: Nephrologist
Option 3: Neurologist
Option 4: Gynaecologist
Correct Answer: Neurologist
Solution : Given: Heart : Cardiologist : : Brain : ?
Like, a cardiologist is a medical specialist who deals with the issues related to the heart. Similarly, a doctor who specialises in the issues related to the brain is called a neurologist.
Hence, the third option
Question : Comprehension: In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank. The saving of certain wild animals from extinction (1)__________ many years been a problem for zoologists and other specialists, but more recently, the problem has become so (2)__________ and has received so much publicity that most people are now (3)__________ about it. This may at first seem strange because one of the most gratifying developments of the last few years has been the passing of strict laws to protect wild animals and the (4)__________ decline in the hunting of big-game for sport. Why is it then that some rare wild animals are still (5)___________ with extinction, and even some of the less rare ones are rapidly declining in number? Question: Select the most appropriate option to fill in the blank 2.
Option 1: acute
Option 2: rare
Option 3: narrow
Option 4: steep
Correct Answer: acute
Solution : The most appropriate option is the first option.
Explanation: Acute means severe or intense, emphasising the seriousness or depth of a problem or situation. Here, the sentence discusses how the problem of saving certain wild animals from extinction has become more intense or severe recently
Question : Direction: Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
a _ ca _ ca _ caa _
Option 1: caca
Option 2: cacc
Option 3: caac
Option 4: ccca
Correct Answer: cacc
Solution : Given:– a _ ca _ ca _ caa _
Let's check the given options –
First option: caca The series becomes accaacaccaaa There is no pattern in the above series.
Second option: cacc The series becomes ac
Question : The length of a rectangle is increased by 10% and breadth is decreased by 10%. The area of the new rectangle is:
Option 1: neither increased nor decreased.
Option 2: increased by 1%.
Option 3: decreased by 2%.
Option 4: decreased by 1%.
Correct Answer: decreased by 1%.
Solution : Let the length and breadth of the rectangle be $a$ and $b$ respectively. Initial area = $ab$ sq. units Length after 10% increase = $a + \frac{10}{100}\times a = 1.1a$ Breadth after 10% decrease = $b - \frac{10}{100}\times b = 0.9b$ $\therefore$ New
Question : Comprehension:
In the following passage, some of the words have been deleted. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
There are so many myths about the (1) ______ impacts of milk on health. Changing how much milk you drink because of (2) ______ myths may mean you are unnecessarily restricting this (3) ______ nutritious drink. Australians often restrict dairy foods when they try to (4) ______ weight believing them to be fattening. While dairy products naturally contain fat there are many reduced fat products (5) ______.
Question
Select the most appropriate option to fill in the blank number 4.
Option 1: lose
Option 2: meditate
Option 3: subjugate
Option 4: leverage
Correct Answer: lose
Solution : The first option is the correct answer.
Lose weight is a common phrase used to describe the act of shedding excess body weight or achieving weight loss. It aligns with the context of the sentence, which discusses Australians restricting dairy foods in an attempt to
Question : What will be the compound interest on Rs. 21000 at the rate of 10% per annum for 6 months compounded half-yearly?
Option 1: Rs. 1680
Option 2: Rs. 1050
Option 3: Rs. 1850
Option 4: Rs. 1250
Correct Answer: Rs. 1050
Solution : The formula for the calculation of compound interest for half a year, $\text{Compound interest}=\text{Principal}×(1+\frac{\text{Rate}}{2×100})^{\text{2×Time}}-\text{Principal}$ $⇒\text{Compound interest}=21000×(1+\frac{\text{10}}{2×100})^{\text{2×0.5}}-21000$ $⇒\text{Compound interest}=21000×(1+\frac{\text{1}}{20})^{\text{1}}-21000$ $⇒\text{Compound interest}=21000×(\frac{\text{21}}{20})-21000$ $⇒\text{Compound interest}=22050-21000$ $\therefore\text{Compound interest}=1050$ Hence, the correct answer is Rs. 1050.
Question : Directions: In this question, a part of the sentence is in bold. Below are given alternatives to the bold parts at 1, 2, and 3, which may improve the sentence. Choose the correct alternative. If no improvement is needed, your answer is 4.
I must quit the job now if I prefer a better one.
Option 1: 1
Option 2: 2
Option 3: 3
Option 4: 4
Correct Answer: 4
Solution : The correct choice is the fourth option.
The sentence does not contain any grammatical errors and conveys the meaning that if the speaker prefers a better job, he must quit now.
Question : Directions: If the given words are arranged as per an English dictionary, then which word will appear last? 1. Disturb 2. Distance 3. Distilled 4. Distribution 5. Distort
Option 1: Disturb
Option 2: Distort
Option 3: Distilled
Option 4: Distribution
Correct Answer: Disturb
Solution : Given: 1. Disturb 2. Distance 3. Distilled 4. Distribution 5. Distort
Step 1: Compare the first, second, third, and fourth letters of each word. Since all the words start with the same letter D and are followed by i, s, and t,
Question : The following table shows the percentage of students passing out of four colleges (A, B, C and D) over four years. Study the table and answer the question that follows.
In which college is the average percentage of passing students over the given four years the least?
Option 1: College D
Option 2: College C
Option 3: College B
Option 4: College A
Correct Answer: College A
Solution : Average percentage of student passing in college A over four years = $\frac{68+72+78+80}{4} = \frac{298}{4}$ Average percentage of student passing in college B over four years = $\frac{78+86+91+87}{4} = \frac{342}{4}$ Average percentage of student passing in college C over four years = $\frac{56+78+82+84}{4} =
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