A group of 4 people are meeting for lunch in a restaurant today. One eats there every 8 days. The second eats there every 9 days. The third one eats there every 10 days and the fourth eats there every...
A group of 4 people are meeting for lunch in a restaurant today. One eats there every 8 days. The second eats there every 9 days. The third one eats there every 10 days and the fourth eats there every...
the opptions are y=-40t-1500 y=-40t+1500 y=40t-1500 y=40t+1500
copying machines A and B, working together, can prepare enough copies of the annual report for the board of directors in 2 hours. Machine A, working alone, would require 3 hours to do the job. How...
Shannon decides to check the accuracy of her speedometer. She adjusts her speed to read exactly 70 mph on her speedometer and holds this steady, measuring the time between successive mile markers...
Totsakan left the airport and traveled toward the ferry office. Amanda left one hour later traveling at 36 mph in an effort to catch up to Totsakan. After traveling for five hours, Amanda finally...
Time question
tatiana wants to run 5 miles at an average pace of 9 minutes per mile. after 4 miles, her average pace is 9 minutes 10 seconds. in how many minutes must she complete the the final mile to reach her...
1) I did time=distance/speed. my sum was 170/35=time. My answer was 4.85714. How do i show that in hours and the nearest minute? 2) Again, i used the same formula for another question...
A car of mass m has an engine which can deliver power P.The minimum time in which car can be accelerated from rest to a speed v is (a) (mv^2)/2P (b) Pmv^2 (c) 2Pmv^2 (d) (mv^2)P/2...
At a certain time, Janice notices that her digital watch reads a minutes after 2:00. Fifteen minutes later, it reads b minutes after 3:00. She is amused to note that a is six times b. (Source: Ma...
The Cunninghams are moving across the country. Mr. Cunningham leaves 2.5 hours before Mrs. Cunningham. If he averages 40 mph and she averages 65 mph, how long will it take Mrs. Cunningham to overtake...
Benjamin fires an arrow from a castle wall 10m high. It leaves the bow with a speed of 40m/s directed 37° above the horizontal. a) Find the initial velocity components b)...
Problem: A stone is dropped into a deep, well. You don't see the stone hit the water, but you hear it splash 4 seconds after it's dropped. What is the distance from the top of the well to the surface...
(part 1 of 2) : A ship leaves port at noon and has a bearing of S 21 ? W. a) If the ship sails at 22 knots, how many nautical miles south will the ship have traveled by 6:00 PM...
Driving at 75m/s, you hit the brakes on your new car, accelerating at a rate of -20m/s. How long will it take the car to come to rest? Show work (Acceleration or Average Speed)
Riding your bike, you can accelerate at a rate of 1.5m/s^2. If you accelerate for 17 seconds, how much speed will you gain? (s) = seconds SHOW WORK (Average Speed or...
Your new car can go 0-90 m/s in 5 seconds. What is your car's acceleration? Show work (Average Speed or Acceleration)
Riding your bike, you can accelerate at a rate of 2m/s^2. If you start from rest, how long will it take to reach a speed of 20m/s? Show work (Average Speed or Acceleration)
30 minutes of 9:30 am
I am having a lot of trouble with this question. it is due by tomorrow so if you are reading this and it's past 8:00 on March 29th 2015 you don't have to answer