H. Answer the following problems.1) Marivic is five years older than Michelle. In three years, the product of her age andMichelle's age five years ago will be 90 years. Find their present ages.2) Alyson is three years younger than her friend Joshua. In seven years, the product of theirages will be 5 more than thrice the product of their ages five years ago. How old are eachat present?3) Two pipes can fill together a small reservoir in two hours. Working alone, the first pipecan fill the reservoir in 105 minutes less time than the second pipe can. How long wouldeach pipe need to fill the reservoir?5)4) Two cars started at the same place and same time towards the 90-km route. Car A traveled1 km per hour faster than Car B and reached 1 hour before Car B. Find the rate of each car.Ivy travels 12 miles through boat until she decided to turn around and heads back to herstarting point. Along the way, she passes a digital sign that indicates the river is 2 miles perhour. If during the entire trip, she did not touch the throttle to change speed, find the speedof the boat in still water.

Answered: H. Answer the following problems. 1)…

H. Answer the following problems. 1) Marivic is five years older than Michelle. In three years, the product of her age and Michelle's age five years ago will be 90 years. Find their present ages.

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter8: Areas Of Polygons And Circles

Section8.CR: Review Exercises

Problem 40CR: Sue and Daves semicircular driveway is to be resealed, and then flowers are to be planted on either...

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Question

H. Answer the following problems.
1) Marivic is five years older than Michelle. In three years, the product of her age and
Michelle's age five years ago will be 90 years. Find their present ages.
2) Alyson is three years younger than her friend Joshua. In seven years, the product of their
ages will be 5 more than thrice the product of their ages five years ago. How old are each
at present?
3) Two pipes can fill together a small reservoir in two hours. Working alone, the first pipe
can fill the reservoir in 105 minutes less time than the second pipe can. How long would
each pipe need to fill the reservoir?
5)
4) Two cars started at the same place and same time towards the 90-km route. Car A traveled
1 km per hour faster than Car B and reached 1 hour before Car B. Find the rate of each car.
Ivy travels 12 miles through boat until she decided to turn around and heads back to her
starting point. Along the way, she passes a digital sign that indicates the river is 2 miles per
hour. If during the entire trip, she did not touch the throttle to change speed, find the speed
of the boat in still water.

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