Recent questions tagged quantitative-aptitude / GATE Overflow for GATE CSE

2 votes

0 answers

601

TIFR
If $x$ is real, then the value of $x^{2}– 6x + 13$ can never be _____

If $x$ is real, then the value of $x^{2}– 6x + 13$ can never be _____

rachana123

443 views

rachana123 asked Dec 3, 2022

0 votes

0 answers

602

Work and Time
A is 20% less efficient than B. If B alone can do the work in 40 days then in how many days A and B can together complete the same work? The above question is from made easy test series. Sol: Given B alone can do the work in 40 days B's one day work is ... as this also implies that A is 20% less efficient Correct me if I am wrong. Is there a way to decide when to use which method?

A is 20% less efficient than B. If B alone can do the work in 40 days then in how many days A and B can together complete the same work?The above question is from made ea...

Chaitanya Kale

765 views

Chaitanya Kale asked Nov 24, 2022

1 votes

0 answers

603

unacademy test series
In a car race, Car X beats Car Y by $45$ km, Car Y beats Car Z by $50$ km, and Car X beats Car Z by $90$ km. The distance (in m) over which the race has been conducted is: 550000 475000 500000 450000

In a car race, Car X beats Car Y by $45$ km, Car Y beats Car Z by $50$ km, and Car X beats Car Z by $90$ km. The distance (in m) over which the race has been conducted is...

viral8702

873 views

viral8702 asked Aug 17, 2022

1 votes

2 answers

604

unacademy test series
A shopkeeper claims to sell rice at cost price. He uses a false weight with the intention of selling rice at 20% profit. After selling rice to the customer, he realises that the customer has paid 15% less than what he should have paid. What is the actual profit percentage made by the shopkeeper? a)2%gain b)12%gain c)4% gain d)5% gain

A shopkeeper claims to sell rice at cost price. He uses a false weight with the intention of selling rice at 20% profit. After selling rice to the customer, he realises t...

viral8702

1.0k views

viral8702 asked Aug 17, 2022

0 votes

1 answer

605

Gate Zeal Test Series
Mixture allegation. Please tell how to solve if any resource avilable please send.

Mixture allegation. Please tell how to solve if any resource avilable please send.

SKMAKM

357 views

SKMAKM asked Jul 31, 2022

3 votes

1 answer

606

General Aptitude | Practice Question | Unacademy
In a car race, car X beats car Y by 36 km, car Y beats car Z by 72 km, and car X beats car Z by 90 km. The distance (in m) over which the race has been conducted is: 88000 108000 56000 144000 Please explain your answer.

In a car race, car X beats car Y by 36 km, car Y beats car Z by 72 km, and car X beats car Z by 90 km. The distance (in m) over which the race has been conducted is:88000...

anupamsworld

1.0k views

anupamsworld asked Jul 25, 2022

4 votes

3 answers

607

GO Classes Weekly Quiz 2 | Programming in C | Propositional Logic | Question: 1
What is the last digit in the decimal representation of $7^{19522}$?

What is the last digit in the decimal representation of $7^{19522}$?

GO Classes

994 views

GO Classes asked May 2, 2022

20 votes

9 answers

608

GO Classes CS/DA 2025 | Weekly Quiz 1 | Fundamental Course | Question: 1
Let $\text{S} =\displaystyle \sum_{i=1}^n f(x_i), \text{A}=\displaystyle\sum_{i=1}^{a} f(x_i)$ and $\text{B}=\displaystyle \sum_{i=a}^n f(x_i)$ ... $\text{S}=\displaystyle \sum_{i=1}^{a-1} f(x_i)+ \text{B}$ $\text{S = A + B}-f(x_a)$

Let $\text{S} =\displaystyle \sum_{i=1}^n f(x_i), \text{A}=\displaystyle\sum_{i=1}^{a} f(x_i)$ and $\text{B}=\displaystyle \sum_{i=a}^n f(x_i)$ thenWhich of the following...

GO Classes

3.0k views

GO Classes asked May 1, 2022

3 votes

2 answers

609

GO Classes Weekly Quiz 1 | General Aptitude | Question: 2
Compute the remainder of $3^{64}$ in the division by $67.$

Compute the remainder of $3^{64}$ in the division by $67.$

GO Classes

684 views

GO Classes asked May 1, 2022

3 votes

4 answers

610

GO Classes Weekly Quiz 1 | General Aptitude | Question: 3
Compute $2^{32} \; \mod \; 37$

Compute $2^{32} \; \mod \; 37$

GO Classes

666 views

GO Classes asked May 1, 2022

2 votes

2 answers

611

GO Classes Weekly Quiz 1 | General Aptitude | Question: 4
Find $d=\gcd(119,272).$

Find $d=\gcd(119,272).$

GO Classes

399 views

GO Classes asked May 1, 2022

18 votes

3 answers

612

GO Classes CS/DA 2025 | Weekly Quiz 1 | Fundamental Course | Question: 2
Evaluate: $1+(1+b)r+(1+b+b^2)r^2+\dots$ to infinite terms for $|br|< 1$. $\frac{1}{(1-br)(1-r)}$ $\frac{1}{(1-r)(1-b)}$ $\frac{1}{(1-b)(b-r)}$ None of these

Evaluate: $1+(1+b)r+(1+b+b^2)r^2+\dots$ to infinite terms for $|br|< 1$.$\frac{1}{(1-br)(1-r)}$$\frac{1}{(1-r)(1-b)}$$\frac{1}{(1-b)(b-r)}$None of these

GO Classes

2.0k views

GO Classes asked May 1, 2022

5 votes

2 answers

613

GO Classes CS/DA 2025 | Weekly Quiz 1 | Fundamental Course | Question: 3
Evaluate $1+2x+3x^2+4x^3+\dots$ upto infinity, where $|x|<1$. $\frac{1}{(1-x)^2}$ $\frac{x}{(1-x)^2}$ $\frac{x^2}{(1-x)^2}$ $1-\frac{1}{(1-x)^2}$

Evaluate $1+2x+3x^2+4x^3+\dots$ upto infinity, where $|x|<1$.$\frac{1}{(1-x)^2}$$\frac{x}{(1-x)^2}$$\frac{x^2}{(1-x)^2}$$1-\frac{1}{(1-x)^2}$

GO Classes

1.2k views

GO Classes asked May 1, 2022

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