1) In the class of 40 students, 30 speak Hindi and 20 speak
English. What is the lowest possible number of students who
speak both the languages?
(a) 5 (b) 20 (c) 15 (d) 10 (e) 30
Answers were Sorted based on User's Feedback
Answer / vinotha
The answer is 10.
The students who speak both languages=no of students speak
English+No of students speak Hindi-Total no of students
| Is This Answer Correct ? | 76 Yes | 5 No |
simply 10 can't speak hindi & 20 can't speak english
total no of student in class is 40 - 30 (can't speak one of
the language = 10 (can speak both.
| Is This Answer Correct ? | 20 Yes | 5 No |
Answer / annapurna
let the student who speaks hindi-x
let the student who speaks english-y
as (xuy)-(xny)=total
30+20-(xny)=40
=10
| Is This Answer Correct ? | 16 Yes | 3 No |
Answer / chetan kumar
hello guys please read the questions carefully...the question
asked the lowest possible no of students who can speak both
Hindi and English
that is 50-(30+10)=10;
so 10 is the largest possible number but the lowest is 5
so the answer would be 5 i. e. option a.
| Is This Answer Correct ? | 8 Yes | 3 No |
Answer / vams
n(AUB)=n(A)+n(B)-n(AnB);
here n(A)=30;
and n(B)=20;
And n(AUB)=40;
then n(AnB)=?
find it..
n(AnB)=10..
| Is This Answer Correct ? | 6 Yes | 2 No |
Answer / renesh
english=30
hindi=20
total=30+20=50
english=50-40=10
| Is This Answer Correct ? | 2 Yes | 6 No |
Answer / pratik
it should be 5 because it is the minimum no there is
possibility of 10 also but 5 is leethan 10 so a) is ans
20&30no chance
| Is This Answer Correct ? | 18 Yes | 25 No |
How will you manage the job after marriage? Its a transferable job.
?Day? is related to ?Night? in the same way as ?White? is related to (a) Black (b) Colour (c) Ray (d) Red (e) None of these
2435/24=24?
the minimum of (2x+1)**2 + (x+2) is at x =
For 15 people--each has to pay Rs.20.For 20 people--each has to pay Rs.18. For 40 people--how much has each to pay ?
In a certain code language ?si re ga? MEANS ?Shyam is smart? and ?pa si ga? means? Animesh is smart?. What is the code for ?smart? in that code language? (a) si (b) re (c) ga (d) pa (e) None of these
There are 19 red balls and one black ball . Ten balls are put in one jar and the remaining 10 are put in another jar. what is the possibility that the black is in the right jar.
Pls post Probationary Officers Aptitude questions & previous year questions
(x-y/3)-(y-x/3)=?
i want to know the aptitude qs of hsbc bank
0 Answers Bank Of America, HSBC,
Write a C Program to declare an array for 2 0 floats. Accept the values from the user sort the two arrays in descending order. Merge the two arrays into a new array and display the new array.
A>B,B>C,C=D,D>E,then which is greatest a)A/B b) A/C c) A/E d)none