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Equations and word problems

1. Bonnie and Clyde plan to rob a particular bank lying between St. Louis and Chicago. The bank is located in a town 110 miles northeast of St. Louis, and 165 miles south of Chicago. Bonnie is driving from St. Louis, and Clyde is driving from Chicago. It is important that they arrive at the bank at the same time.
Assume they each stick to the legal speed limit of 55 mph. If Clyde leaves Chicago at 9:00 AM, at what time should Bonnie leave St. Louis? (Chicago and St. Louis are in the same time zone)

2. Two trains are on the same track headed toward each other. They are 510 miles apart. One train is going 40 mph, and the other is going 80 mph. There is a bird flying from one train to the other at 50 mph. How many miles will the bird fly before being crushed by the trains?

3. Ship is steaming at 10 knots and picks up ship B on radar 8 miles ahead on the same course. One hour later, ship B is 6 miles ahead. From that point, how long will it take ship A to overtake ship B? What is the speed of ship B? ( one knot is one mile per hour)

4. There were 1000 more students at a game than non-students. Student tickets sold at $8.50 a piece and non-student tickets sold for $13.25 apiece.
The total revenue was $75,925. How many tickets of each type were sold?

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1. Bonnie and Clyde plan to rob a particular bank lying between St. Louis and Chicago. The bank is located in a town 110 miles northeast of St. Louis, and 165 miles south of Chicago. Bonnie is driving from St. Louis, and Clyde is driving from Chicago. It is important that they arrive at the bank at the same time.
Assume they each stick to the legal speed limit of 55 mph. If Clyde leaves Chicago at 9:00 AM, at what time should Bonnie leave St. Louis? (Chicago and St. Louis are in the same time zone)
Time = distance / speed
For Cyde: it takes him t1 = 165 miles / 55 mph = 3 hr to arrive at the bank from Chicago.
So He arrives at the bank at 12:00 PM if he leaves at 9:00 AM.

For Bonnie, it takes him t¬2 = 110 miles / 55 mph = 2 hr to arrive at the bank from St. Louis.
To be at the ...

Solution Summary

This provides several examples of solving word problems using equations

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