Interested to Buy Any Domain ? << Click Here >> for more details...
The total expense of a boarding house are partly fixed and
partly variable with the number of boarders. The charge is
Rs.70 per head when there are 25 boarders and Rs.60 when
there are 50 boarders. Find the charge per head when there
are 100 boarders?
- 3 Answers
- 10889 Views
- IBM, SJT, I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / sabarish
let x be fixed charge and y be the variable charge
x+25y = 25*70 = 1750 ---------- 1.
x+50y = 50*60 = 3000 ------------2.
solving (1) & (2).
x=500 and y = 50
let a be charge per head for 100 boarders
500 + 50 * 100 = 100 * a
solving we get a = 55 .
| Is This Answer Correct ? | 22 Yes | 1 No |
Potatoes are made up of 99% water and 1% “potato matter.” Jack bought 100 pounds of potatoes and left them outside in the sun for a while. When he returned, he discovered that the potatoes had dehydrated and were now only made up of 98% water. How much did the potatoes now weigh?
Rohan bought some rice at Rs. 10 per kilogram. He buys 2 kg rice from a ration store at the rate of Rs. 8 per kilogram. He mixes the two type of rice and sells at Rs. 11 per kilogram. He makes 25% profit. What is the ratio of non-ration to ration rice?
hi i am going to write SBI Technical Executives entrance exam.pls help me out in clearing thisexam.kindly proivde me the question papers..
Find the hypotenuse of a right angle isoceles triangle whose area is 50.
If VXUPLVH is written as SURMISE, what is SHDVD?
Total 5 children,youngest 3yrs old and no 2 children hve the same age ,sum of their age is26.Find the age of eldest?
the average of seven numbers is 2.5 then their product
Convert the following infix expression to post fix notation ((a+2)*(b+4)) -1 (Similar types can be asked)
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?.
find missing no 6 7 8 8 8 ?
There is a room with 6' x 8'. A 1' tile is fixed along the 4 walls in one row. How many 1" tiles require to finish the work.
Every station in N rail road issue every other station's ticket. some stations are added.Now they have to issue 46 more tickets. say the No.of stations after and before added.
English 
