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2 answers

1

GATE-2018
A contract is to be completed in $52$ days and $125$ identical robots were employed, each operational for $7$ hours a day. After $39$ days, five-seventh of the work was completed. How many additional robots would be required to complete the work on time, if each robot is now operational for $8$ hours a day? $50$ $89$ $146$ $175$

asked 11 hours ago in Verbal Ability by jjayantamahata Active (1.1k points) | 21 views

0 votes

2 answers

2

Logical Reasoning
Determine the relationship between the pair of words NUMERATOR : DENOMINATOR and then select the pair of words from the following which have a similar relationship: (A) fraction : decimal (B) divisor : quotient (C) top : bottom (D) dividend : divisor

asked 2 days ago in Verbal Ability by Devshree Dubey Boss (11.9k points) | 55 views

0 votes

1 answer

3

UGC NET DEC 2011
What is the probability of choosing correctly an unknown integer between 0 and 9 with 3 chances? (A) 963/1000 (B) 973/1000 (C) 983/1000 (D) 953/1000

asked 6 days ago in Numerical Ability by namankumar (13 points) | 50 views

+2 votes

1 answer

4

Maths cse
How to solve these type of equations? Please provide step by step solution. $2x^2+3y^2 = 275$ $2x+3y=35$ $x >4$ $x=4$ $x<4$ $x>y, x<y, x=y$

asked Apr 6 in Numerical Ability by Harikesh Kumar Active (1.4k points) | 76 views

+2 votes

1 answer

5

Aptitude
If it was Saturday on 12th Jan,1980, then what was the day on 12th Jan,1979?

asked Apr 5 in Numerical Ability by Devshree Dubey Boss (11.9k points) | 117 views

0 votes

2 answers

6

Permutations and combinations
How many 4 digit numbers can be formed from the digits 1,2,3,4,5,6 and 7 which are divisible by 5 when none of the digits are repeated?

asked Apr 2 in Verbal Ability by rtalwar (39 points) | 140 views

+1 vote

1 answer

7

Profit and Loss
A Shopkeeper cheats to the extends of $20\%$ while buying as well as selling.By using false weight.His gain or loss is? Loss $50\%$ Gain $44\%$ Loss $44\%$ Gain $40\%$

asked Mar 25 in Numerical Ability by Lakshman Patel RJIT Loyal (7.5k points) | 133 views

+1 vote

2 answers

8

Made easy workbook
Two trains separated by $480 \hspace{0.1cm}km$ are approaching each other with speed $70\hspace{0.1cm}kmph$ and $50\hspace{0.1cm}kmph$ respectively. A bird with speed $100\hspace{0.1cm} km/hr$ started from the front of first train goes to the front of second ... distance covered by the bird!? $500\hspace{0.1cm}km$ $400\hspace{0.1cm}km$ $480\hspace{0.1cm}km$ $600\hspace{0.1cm}km$

asked Mar 25 in Numerical Ability by Avik Chowdhury Junior (539 points) | 71 views

+1 vote

3 answers

9

Made easy workbook
If $A$ and $B$ run at $6km/hr$ and $12 km/hr$ on a circular track $6 km$ long.When will they meet for the first time if they are running in opposite direction?

asked Mar 25 in Numerical Ability by Avik Chowdhury Junior (539 points) | 81 views

+1 vote

1 answer

10

Madeeasy workbook
In a $200m$ race, $A$ beats $B$ by $20m$.$B$ beates $C$ by $10m$ in a $250m$ race.By how many meters will $A$ beat $C$ in a $1 km$ race?

asked Mar 25 in Numerical Ability by Avik Chowdhury Junior (539 points) | 58 views

+2 votes

1 answer

11

Made easy workbook
In a $200m$ race,$A$ beats $B$ by $20m$.B beates $C$ by $10m$ in a $250m$ race.By how many meters will $A$ beat $C$ in a $1 km$ race? [closed]

asked Mar 25 in Numerical Ability by Avik Chowdhury Junior (539 points) | 56 views

+1 vote

1 answer

12

TEST_SERIES
I understood solution till no of factor of are 75 can some explain me last step?

asked Mar 25 in Numerical Ability by mehul vaidya Junior (593 points) | 42 views

+2 votes

1 answer

13

largest number
I take an integer $n$ .If $n$ is even, I divide it by $2$, if it is odd, I multiple $n$ by $3$ and add one to the product.I keep doing this till the number reduces to $1$.If I start with $5$ for example,I reach $1$ in $5$ steps. $(16, ... )$. $7$ takes $16$ steps to reach $1$. The number between $1$ and $2000000000$ that requires the largest number of steps to reach $1$ this way is?

asked Mar 21 in Numerical Ability by Sambit Kumar Active (2k points) | 85 views

+3 votes

2 answers

14

solve
A project requires $40$ hours from each of three employees to complete. Each employee is paid $Rs.25$ per hour. If the company hires a contractor for $Rs.10$ per hour, and the four divide the total amount of work equally, how much would is cost to complete the audit?

asked Mar 20 in Verbal Ability by sumit goyal 1 Boss (12k points) | 81 views

0 votes

0 answers

15

complete series
$33, 8, 41,46, 21, 67, 72, 47, 119, 124, ?$

asked Mar 19 in Verbal Ability by sumit goyal 1 Boss (12k points) | 96 views

0 votes

0 answers

16

Nouns verbal ability
Travel is singular or plural

asked Mar 18 in Verbal Ability by kd..... (63 points) | 36 views

0 votes

2 answers

17

Nouns verbal ability
He as well as I are in hostel. Here why did instead of are, is will come?

asked Mar 18 in Verbal Ability by kd..... (63 points) | 41 views

0 votes

1 answer

18

Self dout @arjun sir please clear my dout [closed]

asked Mar 18 in Numerical Ability by ADITYA CHAURASIYA 5 Active (1.5k points) | 69 views

0 votes

0 answers

19

Oxford current English Grammar by R.K Sinha

asked Mar 17 in Verbal Ability by Rahul Ranjan 1 (101 points) | 85 views

+1 vote

1 answer

20

sample paper
If $f(x)=\frac{4^{x}}{4^{1-x}+ 4^{x}}$, then $f(\frac{1}{65}) + f(\frac{2}{65}) +f(\frac{3}{65}) +..............f(\frac{64}{65}) +$ is equal to Answers: a. 16 b. 0 c. 32 d. 64

asked Mar 9 in Numerical Ability by Yansi Keim 1 (23 points) | 107 views

+1 vote

3 answers

21

ME workbook
A person gives $25\%$ discount on M.P and still gains $20\%$.How much percent is M.P above the C.P?

asked Mar 9 in Numerical Ability by Avik Chowdhury Junior (539 points) | 105 views

0 votes

1 answer

22

Self - doubt
At the end of year $1998$, Shepard bought nine dozen goats. Henceforth, every year he added $p\%$ of the goats at the beginning of the year and sold $q\%$ of the goats at the end of the year where $p>0$ and $q>0$. If Shepard had nine dozen goats at the end of year $2002$ ... the sales for that year, which of the following is true? $ p = q$ $p < q$ $p > q$ $p = \dfrac{q}{2}$

asked Mar 9 in Numerical Ability by Raj Kumar 7 Junior (837 points) | 46 views

+3 votes

1 answer

23

Previous year
A survey on a sample of $25$ new cars being sold at a local auto dealer was conducted to see which of the three popular options-air conditioning, radio and power windows- were already installed. The survey found : $15$ had air conditioning, $2$ had air conditioning ... power windows, $3$ had all three options. What is the number of cars that had none of the options? $4$ $3$ $1$ $2$

asked Mar 9 in Numerical Ability by Raj Kumar 7 Junior (837 points) | 68 views

+1 vote

1 answer

24

Made easy workbook
The single discount equivalent to two successive discounts $10\%$ and $20\%$ will be_

asked Mar 7 in Numerical Ability by Avik Chowdhury Junior (539 points) | 88 views

+1 vote

1 answer

25

Made easy workbook
A man buys an article for $Rs.$ $7290$ and sells at a loss of $\dfrac{2}{7}$ of selling price.Find the selling price?

asked Mar 7 in Numerical Ability by Avik Chowdhury Junior (539 points) | 70 views

+4 votes

3 answers

26

Averages
The average of $20$ numbers is zero.Of them, at the most, how many may be greater than zero? $10$ $19$ $17$ $9$

asked Mar 5 in Numerical Ability by Lakshman Patel RJIT Loyal (7.5k points) | 125 views

+1 vote

1 answer

27

Aptitude Doubt
In the following figure, side QS is congruent to side SP, RPQ=50o and PSR=600 Then among P,Q,R,S , which two angles are equal?

asked Mar 5 in Numerical Ability by srestha Veteran (81.7k points) | 69 views

+2 votes

0 answers

28

Number system divisibility rule
Consider a $3$ digit number All digit are distinct Number is divisible by $7$ After reversing the digit number is also divisible by $7$. How many such numbers are possible? $4$ $5$ $6$ $7$

asked Feb 27 in Numerical Ability by Lakshman Patel RJIT Loyal (7.5k points) | 128 views

+2 votes

3 answers

29

Remainder theorem
Find the remainder $\dfrac{(39)^{42}}{10}$

asked Feb 22 in Numerical Ability by Lakshman Patel RJIT Loyal (7.5k points) | 202 views

+1 vote

1 answer

30

solve :
An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank? A. 33.5% B. 37.5% C. 40% D. 50%

asked Feb 22 in Verbal Ability by sumit goyal 1 Boss (12k points) | 98 views

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