In a Class 52% students has passed in Mathematics, 40%
students has passed in Physics, 17% students has passed in
both the subjects. So, how many percentage of students
hasn't passed in both the subjects?
- 23 Answers
- 25070 Views
- IBM, Wipro, I also Faced
- E-Mail Answers
Answer Posted / ravi wadje
a U b = a + b - (a intersect b)
a U b = 52 + 40 - 17 = 75
failes student = 100 - 75 = 25%
So 25% students hasnt passed in exam..!!
| Is This Answer Correct ? | 5 Yes | 2 No |
Post New Answer View All Answers
distance D=rt where r & t are +ve and r is constant,as t increases then D_________
36:4 :: 9: ?
A man can row downstream at a rate of 14 kmpl & upstream at 9 kmpl. Find man's rate in still water ?
In the word ECONOMETRICS, if the first and second , third and forth ,forth and fifth, fifth and sixth words are interchanged up to the last letter, what would be the tenth letter from right?
One clock ringes 7 O'clock in 7 sec.In how many seconds it will ring 10 O'clock.
In which year will the 21st century begin?
At 20% discount, a cycle is sold at a selling price of 2500 Rs. What is the actual price?
how can i improve myself in solving apptitude questions, guide and help me with some kind of tips.suggest me books too.so that i can get betterment in solving apps
A person has Rs 100/- in his pocket, he can as 25 pencils or 15books. He kept 15% of the money for travelling expenses and purchased 5 ncils.So how many books he can purchase with the remaining money.
in a company 30% are supervisors and 40% employees are male if 60% of supervisors are male. what is the probability that a randomly choosen employee is a male or female?
Find the value of @@+25-++@16, where @ denotes "square" and + denotes "square root".
15 lit of water containing 20 % of alcohol ,then added 5 lit of water .What is the % of alcohol?
(7*7=49)(4*9=36)(3*6=18) (1*8=8)
perimeter of rectangle is s and the other side is x, then the other side
How many 1's are there in the binary form of 8*1024 + 3*64 + 3
