At an election, it was found that people voted for Party X independently of their income group.

Question:

At an election, it was found that people voted for Party X independently of their income group. The following table shows that 12400 people from three income groups voted altogether, and that 7440 of them voted for Party X.

Find the value of a, of b and of c.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

ISBN: 9781108407304

1st Edition

Authors: Dean Chalmers, Julian Gilbey

See More Books

Question Posted: Sep 13, 2021 01:31 AM

See More Questions

The following table shows three cases, each with one missing element. Required: Use the bond calculator at www.fncalculator.com to determine the missing element for each case. Assume simple annual...
The following table shows three cases, each with one missing element. Required: Use the bond calculator at www.fncalculator.com to determine the missing element for each case. Assume simple annual...
The following table shows three cases, each with one missing element. Required: Use the bond calculator at www.fncalculator.com to determine the missing element for each case. Assume simple annual...
Under which of the following circumstances would an auditor be most likely to intensify an challenging examination of a $500 imprest petty cash fund a. Reimbursement occurs twice each week. b. The...
If 12.00 L of a 6.00 M HNO3 solution needs to be diluted to 0.750 M, what will be its final volume?
On January 1, 2013, Flick Co. borrowed $180,000 cash from Central Bank by issuing a five-year, 6 percent note. The principal and interest are to be paid by making annual payments in the amount of...
Fiona lost her pet dog and told Mary, If you find my dog and return him to me, Ill pay you $$200.$ Mary said nothing in response but found the dog and returned him. Fiona refused to pay because...
Because of the huge fixed cost of running pipes to everyones home, natural gas is a natural monopoly. Suppose demand is Q = 100 P and marginal revenue is MR = 100 2Q. Suppose marginal cost is $20,...
6. 7. 8. The reaction of sulphur in alkaline medium is given below Sais) +aOH bs2 (aq) (aq) + CS0 (aq) + H2O (1) . (Integer answer) The values of 'a' is 4.5g of compound A (MW = 90) was used to make...
Paul Bergey is in charge of loading cargo ships for International Cargo Company (ICC) at the port in Newport News, Virginia. Paul is preparing a loading plan for an ICC freighter destined for Ghana....
A number between 10 and 100 inclusive is selected at random. Find the probability that the number is a multiple of 5, given that none of its digits is a 5.
Praveen wants to speak on the telephone to his friend. When his friends phone rings, he answers it with constant probability 0.6. If Praveens friend doesnt answer his phone, Praveen will call later,...
Dale Nagel, Keith White, and Issa Mbango have capital balances of $92,000, $74,000, and $6,000, respectively. They share profit or loss on a 5:3:2 basis. White withdraws from the partnership on...
using the following code: "/** * This file shows you how to find the area of intersection of two circles * * Time Complexity: O(1) * * NOTE: This file could use some formal testing. */ import static...
Describe how business models for stakeholders in the health industry are (or are not) built for optimized patient outcome?
Discuss the integration of automation technologies, such as AI and machine learning, into financial workflows. How have these integrations influenced the accuracy and decision-making process in...
Discuss the National Health Act, 2003 (South Africa) in detail. Give the citing case example of the law and discuss what flaws are there in the law and what changes are needed to make the law strong....
Write a Java class Purchase Demo that contains a main method that respects the following output: Sample Screen Output Enter name of item you are purchasing: pink grapefruit Enter price of item as two...
Is the following statement true or false? If the newly added group in the tetrahedral intermediate is a stronger base than the group attached to the acyl group in the reactant, formation of the...
Refer to the Conservation Ecology (Dec. 2003) study of the causes of forest fragmentation, presented in Exercise 2.166 (p. 97). Recall that the researchers used advanced high-resolution satellite...
The first term of an arithmetic progression is 2 and the 11th term is 17. The sum of all the terms in the progression is 500. Find the number of terms in the progression.
The diagram shows a running track. The track has a perimeter of 400m and consists of two straight sections of length lm and two semicircular sections of radius rm. a. Show that the area, Am 2 , of...
Find, in ascending powers of x, the first three terms of each of the following expansions. a. (1 x )(2 + x) 7 b. (1+ 2x)(1 3x) 10 c. (1+ +x X 2
In what ways do poets utilize symbolic imagery to transcend literal representation and evoke profound emotional and philosophical insights ?
What is a process improvement plan, and how can it benefit an organization?
what is social loafing and what does it involve in social psychology?

At an election, it was found that people voted for Party X independently of their income group.

Question:

LOW Medium High Cotals Ca a Totais 7440 3100 6820 2480 12 400

Step by Step Answer:

Lets denote the number of people who voted for Party X in the medium income group as x Then we know ...View the full answer

Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

Students also viewed these Mathematics questions