Tom, Bob and Kelvin started running at the same starting Point X at the same time round a circular track. Tom ran in a clockwise direction but Bob and Kelvin ran in an anti-clockwise direction. Tom took 7 minutes to complete each round. He met Bob after every 4 minutes and he met Kelvin after every 2 minutes. Each of them ran at the same uniform speed throughout. a) What was the ratio of Tom's speed to Kelvin's speed to Bob's speed? b) How many times would Bob and Tom have met again when Tom ran for 21 minutes? Kelvin Bob Point X Tom
Tom, Bob and Kelvin started running at the same starting Point X at the same time round a circular track. Tom ran in a clockwise direction but Bob and Kelvin ran in an anti-clockwise direction. Tom took 7 minutes to complete each round. He met Bob after every 4 minutes and he met Kelvin after every 2 minutes. Each of them ran at the same uniform speed throughout. a) What was the ratio of Tom's speed to Kelvin's speed to Bob's speed? b) How many times would Bob and Tom have met again when Tom ran for 21 minutes? Kelvin Bob Point X Tom
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Transcribed Image Text:Tom, Bob and Kelvin started running at the same starting Point X at the same time
round a circular track. Tom ran in a clockwise direction but Bob and Kelvin ran in an
anti-clockwise direction. Tom took 7 minutes to complete each round. He met Bob
after every 4 minutes and he met Kelvin after every 2 minutes. Each of them ran at
the same uniform speed throughout.
a) What was the ratio of Tom's speed to Kelvin's speed to Bob's speed?
b) How many times would Bob and Tom have met again when Tom ran for
21 minutes?
Kelvin
Bob
Point
X
Tom
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