Numerical Computation and Estimation - General Aptitude - General Aptitude (GA) Previous Year Questions

1

2014 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Physics (PH) 2014

A factory has a fixed daily cost of Rs 50,000 whenever it operates and a variable cost of Rs 800Q, where Q is the daily production in tonnes. What is the cost of production in Rs per tonne for a daily production of 100 tonnes?

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2

2015 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Physics (PH) 2015

In the given circuit, the voltage across the source resistor is 1 V. The drain voltage (in V) is __________

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3

2015 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Physics (PH) 2015

In the given circuit, if the open loop gain \(A = 10^5\), the feedback configuration and the closed loop gain \(A_f\) are

A

series-shunt, \(A_f = 9\)

B

series-series, \(A_f = 10\)

C

series-shunt, \(A_f = 10\)

D

shunt-shunt, \(A_f = 10\)

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4

2018 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Physics (PH) 2018

An automobile travels from city A to city B and returns to city A by the same route. The speed of the vehicle during the onward and return journeys were constant at 60 km/h and 90 km/h, respectively. What is the average speed in km/h for the entire journey?

A

72

B

73

C

74

D

75

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5

2020 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Physics (PH) 2020

Define \([x]\) as the greatest integer less than or equal to \(x\), for each \(x\in (-\infty, \infty)\). If \(y = [x]\), then area under \(y\) for \(x \in [1,4]\) is ______.

A

1

B

3

C

4

D

6

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6

2020 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Physics (PH) 2020

The sum of the first \(n\) terms in the sequence 8, 88, 888, 8888, … is ______.

A

\(\frac{81}{80}(10^n - 1) + \frac{9}{8}n\)

B

\(\frac{81}{80}(10^n - 1) - \frac{9}{8}n\)

C

\(\frac{80}{81}(10^n - 1) + \frac{8}{9}n\)

D

\(\frac{80}{81}(10^n - 1) - \frac{8}{9}n\)

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7

2020 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Physics (PH) 2020

Select the graph that schematically represents BOTH \(y = x^m\) and \(y = x^{1/m}\) properly in the interval \(0 \le x \le 1\), for integer values of \(m\), where \(m > 1\).

A

B

C

D

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8

2025 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Physics (PH) 2025

Rohit goes to a restaurant for lunch at about 1 PM. When he enters the restaurant, he notices that the hour and minute hands on the wall clock are exactly coinciding. After about an hour, when he leaves the restaurant, he notices that the clock hands are again exactly coinciding. How much time (in minutes) did Rohit spend at the restaurant?

A

64 \(\frac{6}{11}\)

B

66 \(\frac{5}{13}\)

C

65 \(\frac{5}{11}\)

D

66 \(\frac{6}{13}\)

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9

2026 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Physics (PH) 2026

A school has 100 students distributed among 1^st to 10^th standards.
Based on this, which one of the following statements is always correct?

A

There are at least 10 students who belong to the same standard.

B

There is at least one student in each standard.

C

There are at most 10 students in 10^th standard.

D

The total number of students from 1^st to 5^th standards is at least 50.

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