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Question : Directions: Study the bar chart given below and answer the following questions:
In 2001, the approximate percentage of profit/loss of all the five companies taken together is equal to:
Option 1: 6.88% loss
Option 2: 4.65% profit
Option 3: 6.48% profit
Option 4: 4% loss
Correct Answer: 4.65% profit
Solution : From the given graph, The total expenditure (in Rs. crore) of all the five companies taken together = 45 + 40 + 45 + 30 + 45 = 205 The total income (in Rs. crore) of all the five companies taken together = 35
Question : If 450 men can finish the construction of an apartment in 20 days, then how many men are needed to complete the same work in 30 days?
Option 1: 150
Option 2: 300
Option 3: 400
Option 4: 250
Correct Answer: 300
Solution : We know, $M_1D_1= M_2D_2,$ Where, $M_1$ and $M_2$ are men and $D1$ and $D_2$ are days. 450 men can finish the construction of an apartment in 20 days. Here, $M_1=450, D_1=20,$ and $D_2=30$ So, $450×20=M_2×30$ $\therefore M_2=300$ Hence, the correct answer is 300.
Question : What is the value of $\frac{66-55+44-33+22}{13 \times 3+2 \times 3-1}$?
Option 1: 1
Option 2: 4
Option 3: 11
Option 4: 44
Correct Answer: 1
Solution : $\frac{66-55+44-33+22}{13 \times 3+2 \times 3-1}$ = $\frac{66-55+44-33+22}{39+6-1}$ = $\frac{44}{44}$ = $1$ Hence, the correct answer is 1.
Question : The English East India Company acquired Diwani of Bengal in:
Option 1: 1765
Option 2: 1755
Option 3: 1760
Option 4: 1770
Correct Answer: 1765
Solution : The correct answer is 1765.
In 1765, the East India Company was granted the Diwani of Bengal, Bihar, and Orissa by the Mughal Emperor Shah Alam II. The British engaged the united forces of Mir Qasim, Shuja Ud Daulah, the Nawab of Awadh, and
Question : Directions: If J = 10, JASMINE = 71, then ESTIMATE = ?
Option 1: 71
Option 2: 82
Option 3: 92
Option 4: 91
Correct Answer: 92
Solution : Given: J is 10 and JASMINE is 71.
Place value of letter J; J→10 Add the place values of the letters of JASMINE, to get the required code – J→10; A→1; S→19; M→13; I→9; N→14; E→5 ⇒ 10 + 1 + 19 + 13 +
Question : The speed of a boat in still water is $5 \frac{1}{3} \mathrm{~km} / \mathrm{hr}$. It is found that the boat takes thrice as much time to row up as it does to row down the same distance in the river stream. Find the speed of the river stream.
Option 1: $\frac{23}{27}$ m/sec
Option 2: $\frac{22}{27}$ m/sec
Option 3: $\frac{20}{27}$ m/sec
Option 4: $\frac{19}{27}$ m/sec
Correct Answer: $\frac{20}{27}$ m/sec
Solution : Given, The speed of a boat in still water = $5 \frac{1}{3}$ km/hr = $\frac{16}{3}$ km/hr Let the speed of the stream be $x$ km/hr. Let the time taken to row along the stream $t$ hours. Then, the time taken to row against the
Hello aspirant,
Those who want to take the CDS exam in 2024 need to start planning their study. Candidates must allot the same amount of time to each of the exam's topics. Completing the CDS syllabus 2024 on time is also beneficial. The study plan aids in maintaining goal concentration
Question : Which pioneer scientist used radio waves to transmit signals over distances of several kilometres in the 1890s?
Option 1: Michael Faraday
Option 2: Paul Langevin
Option 3: Guglielmo Marconi
Option 4: Pierre Weiss
Correct Answer: Guglielmo Marconi
Solution : The correct option is Guglielmo Marconi.
Guglielmo Marconi was a trailblazing scientist who, in the 1890s, used radio waves to send signals across several kilometres. Marconi, an Italian inventor and electrical engineer, is credited with being one of the key figures in the development
Question : According to the 2011 Census, which Indian state has the highest sex ratio?
Option 1: Tamil Nadu
Option 2: Manipur
Option 3: Kerala
Option 4: Meghalaya
Correct Answer: Kerala
Solution : The correct answer is Kerala.
Kerala state has the highest literacy rate in India, according to the 2011 Census. The literacy rate for men is 96.1%, while the rate for women is 92.1%. The lowest literacy percentage is seen in Bihar (71.2% for men
Question : Directions: In the following question, you have to identify the correct response from the given premises stated according to the following symbols: If – stands for +; + stands for × and × stands for –; then which one of the following equations is not correct?
Option 1: 22 + 7 – 3 × 9 = 148
Option 2: 33 × 5 – 10 + 20 = 228
Option 3: 7 + 28 – 3 × 52 = 127
Option 4: 44 – 9 + 6 × 11 = 87
Correct Answer: 7 + 28 – 3 × 52 = 127
Solution : Given: – stands for +; + stands for × and × stands for –.
Let's check the options – First option: 22 + 7 – 3 × 9 = 148 On replacing ⇒ 22 × 7 +
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