# Math

posted by .

Boston is 200 mi away from NY. It takes me 1 hour less to drive to Boston when I drive 10 mi faster than my normal rate. What is my normal rate?

• Math -

And, please don't repost a question without first checking to see if your original post was answered.

Sometimes it takes awhile for a post to be answered. You have posted this same question 3 times on this page alone.

• Math -

sorry

• Math -

Thank you. :)

• Math -

can u also solve it as 200/x -1 = 200/x+10? I got 40 mi/hr

• Math -

How did you get 40 from that?

Do you mean
200/(x - 1) = 200/(x + 10)
cross multiply
200(x + 10) = 200(x - 1)
200x + 2000 = 200x - 200

NO solution to this

## Similar Questions

1. ### algebra

During rush hour, Bill can drive 60 miles using the side roads in the same time that it takes to travel 30 miles on the freeway. If Bill's rate on the side roads is 7 mi/h faster than his rate on the freeway, find his rate on the side …
2. ### Math

Please review. Ella can drive 65 mi on side roads in the same time that it takes to drive 30 mi on the interstate. Ella's rate on the side roads is 7 mi faster than her rate on the interstate, what is her rate on the side roads?
3. ### math question

Problem A businessman drives from Washington, D.C. to Boston, a distance of 442 miles, and then makes the return trip. On the way to Boston, he drives 65 miles per hour, taking a 1-hour rest stop during the drive. After finishing his …
4. ### Calculas HS

the Museum of Science in Boston displays a running total of the U.S. population. on may 11, 1993, the total was increasing at the rate of 1 person every 14 sec. the displayed population figure at 3:45 PM. that day was 257,313,431. …
5. ### math word problem

Here's the latest from the UMW math department: Andy drove from Richmond to Boston at an average speed of 50 miles per hour. If it took 5 hours to drive from Richmond to Philadelphia at an average speed of 70 miles per hour and if …
6. ### Math

Boston is 200 mi away from NY. It takes me 1 hour less to drive to Boston when I drive 10 mi faster than my normal rate. What is my normal rate?
7. ### Trig

Boston is 200 mi away from NY. It takes me 1 hour less to drive to Boston when I drive 10 mi faster than my normal rate. What is my normal rate?
8. ### Math

Gabby travels from Baltimore to Boston each year. It takes him 10 hours to get to Boston. He stops 3 times, for an hour each time. If he only stopped once, is it reasonable to say that he could get there in 6 hours?
9. ### Algebra

I don't have a close about this question !!!!!!!! It takes you 3 hours to drive to a concert 135 miles away. You drive 55 miles per hour on highways and 40 miles per hour on the rest of the roads. How many miles do you drive on highways?
10. ### distance

At 9AM, a freight train leaves Boston for NYC, traveling at an average rate of 24 miles per hour. At noon, a passenger train sets out on the same route, traveling at an average rate of 60 miles per hour. How far from Boston do the …

More Similar Questions