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Kal Jay

Questions (27)

Data released by the Department of Education regarding the rate (percentage) of ninth-grade students that don't graduate showed
1. 0 answers
2. 792 views
In a survey of 250 households regarding the ownership of desktop and laptop computers, the following information was obtained:
1. 2 answers
2. 1,501 views
A 3-member executive committee is to be formed from a 11-member board of directors. In how many ways can it be formed? 6 170
1. 2 answers
2. 1,549 views
Let A and B be subsets of a universal set U and suppose n(U)=210, n(A)=100, n(B)=60, and n(A∩B)=30. Compute n(Ac∩Bc).80 150
1. 0 answers
2. 940 views
Let A, B, and C be subsets of a universal set U and suppose n(U)=100, n(A)=30, n(B)=30, n(C)=32, n(A∩B)=9, n(A∩C)=10,
1. 0 answers
2. 998 views
The 130 consumers were asked about their buying preferences concerning another product that is sold in the market under three
1. 0 answers
2. 821 views
Let A={2, 4, 6, 8} and B={2, 3, 5, 7, 9}. Compute n(A). 17 14 5 8 4 1 Please help thank you
1. 3 answers
2. 521 views
In a survey of 380 households regarding the ownership of VCRs and DVD players, the following data was obtained: 350
1. 1 answer
2. 1,415 views
How many international direct-dialing numbers are possible if each number consists of a four-digit area code (the first digit of
1. 1 answer
2. 1,840 views
{a, c} € {a, b, c}How do you get the answer? Thank you
1. 1 answer
2. 309 views
Let U={1, 2, 3, 4, 5, 6, 7, 8, 9} and A={1}. Find the set Ac.a. {2, 3, 4, 5, 6, 7, 8, 9} b. {1, 2, 3, 4} c. {2, 4, 6, 8, 9} d.
1. 1 answer
2. 936 views
Find the present value of an ordinary annuity of $500 payments each made quarterly over 6 years and earning interest at 8% per
1. 1 answer
2. 1,041 views
Find the present value of an ordinary annuity of $1,400 payments each made semiannually over 8 years and earning interest at 12%
1. 0 answers
2. 768 views
Pierce Publishing sells encyclopedias under two payment plans: cash or installment. Under the installment plan, the customer
1. 1 answer
2. 1,427 views
For the pair of supply-and-demand equations, where x represents the quantity demanded in units of 1,000 and p is the unit price
1. 1 answer
2. 1,423 views
A manufacturer of 24-hr variable timers, has a monthly fixed cost of $56,000 and a production cost of $9 for each timer
1. 1 answer
2. 1,269 views
The demand equation for a certain brand of GPS Navigator is x + 3p - 565 = 0, where x is the quantity demanded per week and p is
1. 1 answer
2. 1,762 views
Mike’s Sporting Goods sells elliptical trainers under two payment plans: cash and installment. Under the installment plan, the
1. 1 answer
2. 1,303 views
Find the break-even point for the firm whose cost function C and revenue function R are given.C(x)=0.3x+140; R(x)=0.5x a.
1. 1 answer
2. 1,683 views
Find the point of intersection of the pair of straight lines. Round the answers to nearest three decimal places.y=7/3x-21 2x +
1. 1 answer
2. 1,165 views
A product may be made using machine I or machine II. The manufacturer estimates that the monthly fixed costs of using machine I
1. 1 answer
2. 1,789 views
An office building worth $1 million when completed in 2000 is being depreciated linearly over 80 years. What will be the book
1. 3 answers
2. 4,603 views
The quantity demanded for a certain brand of portable CD players is 200 units when the unit price is set at $90. The quantity
1. 1 answer
2. 2,089 views
Determine whether the equation defines y as a linear function of x. If so, write it in the formy = mx + b. 6x-9y^2+8=0 a. y=6x+8
1. 2 answers
2. 1,917 views
The freezing point is 0C and 32F, and the boiling point is 100C and 212F, respectively. Find F as a function of C and use this
1. 1 answer
2. 539 views
Consider the supply equation p=2x+10, where x is the quantity supplied in units of 1,000 and p is the unit price in dollars.
1. 1 answer
2. 1,059 views
Determine whether the statement is true or false.The lines with equation ax+by+c1=0 and bx-ay+c2=0, where a ≠ 0 and b≠ 0,
1. 1 answer
2. 965 views

Answers (2)

I don't what n(a) means.
Mike’s Sporting Goods sells elliptical trainers under two payment plans: cash and installment. Under the installment plan, the customer pays $90/month over 5 years with interest changed on the balance at a rate of 19%/year compounded monthly. Find the

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