A car averages 55 mph for the first 4 hours of a trip and
averages 70 mph for each additional hour. The average speed
for the entire trip was 60 mph. How many hours long is the trip?
Answer / mohitkuldeep
let total time = x hrs
55*4 + 70*(x-4) = 60*x
10x = 60
x =6
answer is 6 hrs
| Is This Answer Correct ? | 16 Yes | 1 No |
A person buy the 6, 1 Rs stamps and 7, 50 paisa stamps he has given 12 Rs how much he will get back.
Shahrukh speaks truth only in the morning and lies in the afternoon, whereas Salman speaks truth only in the afternoon. A says that B is Shahrukh. Is it morning or afternoon and who is A - Shahrukh or Salman.
1)The Muslim adventurer who destroyed the Nalanda University? 2)Hiuen Tsang visited India which king reign? 3)what percentage of world's fresh water is stored as glacial ice?
where is the central rice research institute located
What is the selling price of a car? cost of car is Rs 60 & profit 10% profit over selling price
If shalu buys 6 more apples, his carton will weigh 14.5 kilograms.if the weight of one apple is 250 grams.how many apples did he initially had in his carton?
If two dies are thrown simultaneously what is the prob. of one of the dice getting face 6 ? a. 11/36 b. 1/3 c. 12/35 d. 1/36
Three cards are drawn at random from an ordinary pack of cards. Find the probability that they will consist of a king, a queen and an ace.
Which actor played the role of Mahatama Gandhi in the film 'Gandhi'? a)Paresh rawal b) ben kingsley c) abhijit
hi im venkatesh im preparing for karnataka bank's exam can any one help to which book to reffer??
The size of the bucket is N kb. The bucket fills at the rate of 0.1 kb per millisecond. A programmer sends a program to receiver. There it waits for 10 milliseconds. And response will be back to programmer in 20 milliseconds. How much time the program takes to get a response back to the programmer, after it is sent?
1 Answers Accenture, BSNL, TCS,
Cost of an item is Rs 12.60 ,profit is 10% over selling price.