1. Joy went to her province with her van, driving 300 km at a certain average speed. Had she traveled 10 kilometers per hour, the trip would have taken 1 hour less. Compute for Joy’s average rate. Use the formula in the image

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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1. Joy went to her province with her van, driving 300 km at a certain average speed. Had she traveled 10 kilometers per hour, the trip would have taken 1 hour less. Compute for Joy’s average rate.

Use the formula in the image

Sol'n: Let x = the rate for Joy's trip
Distance
Speed
Time
300
300
x + 10
t - 1
distance
Formula:
rate =
time
Use the formula in solving:
300
300
+ 10 =
t-1
Transcribed Image Text:Sol'n: Let x = the rate for Joy's trip Distance Speed Time 300 300 x + 10 t - 1 distance Formula: rate = time Use the formula in solving: 300 300 + 10 = t-1
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