Interested to Buy Any Domain ? << Click Here >> for more details...
in a class, 20 opted for physics,17for maths,5for both and
10 for other subjects.the class contains how many students ?
- 9 Answers
- 21424 Views
- Cognizant, I also Faced
- E-Mail Answers
Answer Posted / sagar sutar
Answer is 37
Since 5 have opted for both (Phys & maths) the actual count will be
Only Physics: 15
Only Maths:12
Only Physics + Maths: 5
Other subjects: 5
Total Student = 15+12+5+5 = 37
| Is This Answer Correct ? | 4 Yes | 19 No |
Post New Answer View All Answers
In a survey of town of Wasco, it was found that 65% of the people surveyed watched the news on television, 40% read newspaper, and 25% read a newspaper and watched the news on television. What percent of the people surveyed neither watched the news on the television nor read a newspaper?.
There is a rectangular terrace whose length and width are 60m X 20m. There is a walkway of uniform width around terrace. Area of walkway is 516m^2. Find width of walkway:
the difference b/w the compound interest payble half yearly and the simple interest on a certain sum cont out at 10% p.a for 1 year is Rs 25 what is the sum
two workers can type two pages in two minuets then how many persons can type 18 pages in 6 minuets
The speed of a motor boat in still water is 15 km/hr and the rate of current is 3 km/hr. What is the distance travelled downstream in 12 minutes?
If VXUPLVH is written as SURMISE, what is SHDVD?
Square side 7 cm. Find the area 4 equal circles of the circle lying drawn at the…
If the simple interest is 10.5 % annual and compound interest is 10 % annual, compounded annually, find the difference between the interests after 3 years on a sum of Rs. 1,000.
If 8 men are required to complete a work in 6 days, how many men will be required to complete the same work in ½ day?
a train covers the distance D between two cities in hours arriving 2 hours late.what rate would permit to train to arrive on schedule?
Bird is flying 120km/hr b/w b to r. Two trains at b to r at 60 kmph the distance traveled by the bird before it is killed.
Find the value of ( 0.75 * 0.75 * 0.75 - 0.001 ) / ( 0.75 * 0.75 - 0.075 + 0.01)?
What number should be added to or subtracted from each term of the ratio 17 : 24 so that it becomes equal to 1 : 2.
A lorry starts from Bangalore to Mysore at 6.00 A.M,7.00am.8.00 am.....10 pm. Similarly one another starts from Mysore to Bangalore at 6.00 am,7.00 am, 8.00 am.....10.00pm. A lorry takes 9 hours to travel from Bangalore to Mysore and vice versa. A lorry which had started at 6.00pm will cross how many lorries.
Radha, Geeta & Revathi went for a picnic.After a few days they forgot the date,day and month on which they went to picnic.Radha said that it was on Thursday,May 8 and Geeta said that it was Thursday May 10.Revathi said Friday June 8.Now one of them told all things wrongly,others one thing wrong and the last two things wrongly.If April 1st is tuesday what is the right day,date and month?
