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
Answer Posted / 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 |
Post New Answer View All Answers
if for h hours of work the salary is s and the employee gets x hours of medical leave, then what is the salary/hr ?
there are two categories of persons in ratio a:b = 2:3. A type earns 2.5 dollars/hr and b type 1 dollar/hr total money earned by both is 24dollars. Then what is the total number of persons
In the given figure, PA and PB are tangents to the circle at A and B respectively and the chord BC is parallel to tangent PA. If AC = 6 cm, and length of the tangent AP is 9 cm, then what is the length of the chord BC?
any body send me the sample paper for pnb dy.managers,to ravitejareddy.r@gmail.com
A Fraction has the denominator greater than its numerator by 4. But if you add 10 to the denominator, the value of the fraction would then become 1/8. What is the fraction. 1/5,3/7,1/3,2/6
In China, Mao-Tse-Tung was responsible for organizing its people and taking China into success path. It evolved into a great economic power by improved industrial and economical statistics. China prospered in those years, but _________________
The cost of an item is Rs 12.60. If the profit is 10% over selling price what is the selling price ?
What is the selling price of a car? If the cost of the car is Rs.60 and a profit of 10% over selling price is earned.
Work can be done by 8 men and 10 women in 25 days, the same work can be done by 10 children and 5 women . in how many days 2 children and 3 men can do the work?
Each row of letters or numbers has a rule connecting them. Write the next number or letterin the brackets. 1 , 4 , 9 , 16 , 25 , 36 , (_ _ _)
p and q are positive integers with their average 5, find how many different values can p take
Numbers of animals is 11 more than the number of birds. If the number of birds were the number of animals and number of animals were the number of birds( ie., interchanging number s of animals and birds.), the total number of legs get reduced by one fifth(1/5). How many no. of birds and animals were there?
A man has Rs 2. He wins or loses Re 1 at a time. If he wins he gets Re 1 and if he loses the game he loses Re 1. He can loose only 5 times. He is out of the game if he earns Rs 5.Find the number of ways in which this is possible?
If Log2 x - 5 Log x + 6 = 0, then what would the value / values of x be?
In a arithmetic reason 10,9,60,90,70 and 66.. .whats the next number with conclusion