Calculus
posted by Cyndy
On an 18hole golf course, there are par3 holes, par4 holes and par5 holes. A golfer shoots a par of 70 for the 18 holes. There are twice as many par4 holes as par5 holes. How many of each type of hole are there on the golf course?

Reiny
number of par 5  x
number of par 4  2x
number of par 3  18x2x = 183x
solve
5x + 4(2x) + 3(183x) = 70
..
.
x = 4
par 5  4
par 4  8
par 3  6
Respond to this Question
Similar Questions

precalculus
st andrews golf course in st andrews scotland is one of the oldest courses in the world. it is an 18hole course that consists of par3 holes, par4 holes and par5 holes. a golfer who shoots par at the old course at st andrews has … 
probability
Chris has a chance of making par on each hole that he plays. Today he plans on playing only four holes. Find probability of each event. A) he makes par on at least one hole. B) he makes par on the first two holes and the fourth hole. 
MAths algebra
Tiger woods won the Buick Invitational.The following scorecard shows the result of Round1.there are 18 holes? 
Math
In a golf math Jesse scored 5 over par Neil scored 3 under par, Felipo scored 2 over par and Dawson scored an even par. Order the players from least to greatest score I don't know how to answer this one because I don't know what par … 
Math
In golf, the average score a food player should be able to achieve is called a par. par for a whole course is calculatedby adding up the par scores for each whole. Scores in golf are often expressed at some number either greater than … 
Algebra
On an 18hole golf course, there are par3 holes, par4 holes, and par5 holes. A golfer who shoots par on every hole has a total of 66. There are twice as many par4 holes as there are par5 holes. How many of each type of hole are … 
math
6. Joe played golf with Sam on a speacial par 3 course.. They played nine holes. The expected number of strokes on hole was 3. A birdie is 1 below par. On nine holes Frank made par on 1 hole, got 2 birdies, one eagle, four bogies and … 
Easy math
Question: Susie got the following scores for the first 18 holes of miniature golf: 3,4,2,1,4,4,2,3,4,3,2,1,2,3,3,5,4 and 3. If par for the first 18 holes is 45 strokes, is Susie's stroke total over, under, or equal to par? 
Midway park
in a golf match Jesse scored 5 over par ,Neil scored 3 under par Felipe scored 2 over par and Dawson scored an even par. Order the players from least to greatest score 
Math
cameron is playing 9 holes of golf. He needs to score a total of at most 15 over par on the last four holes to beat his best golf score. On the last four holes, he scores 5 over par, 1 under par, 6 over par and 1 under par. a. write …