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

1

2016 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Petroleum Engineering (PE) 2016

The velocity V of a vehicle along a straight line is measured in m/s and plotted as shown with respect to time in seconds. At the end of the 7 seconds, how much will the odometer reading increase by (in m)?

A

0

B

3

C

4

D

5

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2

2016 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Petroleum Engineering (PE) 2016

A straight line is fit to a data set \((\ln x, y)\). This line intercepts the abscissa at \(\ln x = 0.1\) and has a slope of \(-0.02\). What is the value of \(y\) at \(x = 5\) from the fit?

A

-0.030

B

-0.014

C

0.014

D

0.030

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3

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

Petroleum Engineering (PE) 2018

A number consists of two digits. The sum of the digits is 9. If 45 is subtracted from the number, its digits are interchanged. What is the number?

A

63

B

72

C

81

D

90

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4

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

Petroleum Engineering (PE) 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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5

2022 · General Aptitude (GA) · General Aptitude · Numerical Computation and Estimation

Petroleum Engineering (PE) 2022

In a 12-hour clock that runs correctly, how many times do the second, minute, and hour hands of the clock coincide, in a 12-hour duration from 3 PM in a day to 3 AM the next day?

A

11

B

12

C

144

D

2

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6

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

Petroleum Engineering (PE) 2025

The ceiling function of a real number \( x \), denoted by \( ce(x) \), is defined as the smallest integer that is greater than or equal to \( x \). Similarly, the floor function, denoted by \( fl(x) \), is defined as the largest integer that is smaller than or equal to \( x \). Which one of the following statements is NOT correct for all possible values of \( x \)?

A

\(ce(x) \geq x \)

B

\(fl(x) \leq x \)

C

\(ce(x) \geq fl(x) \)

D

\(fl(x) < ce(x) \)

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7

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

Petroleum Engineering (PE) 2026

The values of Stock A and Stock B on a particular day are Rs. 50 and Rs. 80, respectively. An investor invests Rs. 100 in Stock A and Rs. 80 in Stock B. He sells all the stocks the next day when the value of Stock A is Rs. 55 and Stock B is Rs. 70. The profit made by the investor is Rs. _____

A

0

B

5

C

10

D

20

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