Karl wants to buy a new collar for each of his 2 cats. The collars come...
Karl wants to buy a new collar for each of his 2 cats. The collars come in a choice of 4 different colors.
Step 2 of 2:
How many selections of collars are possible if repetitions of colors are not allowed?
Homework Answers
2 collars can be selected from 4 different collars by 4C2 ways.
4C2 = 4! / [ (4-2)! * 2! ]
= 6 ways
Add Answer to:
Karl wants to buy a new collar for each of his 2 cats. The
collars come...
Raul wants to buy a new collar for each of his 3 cats. The collars come...
Raul wants to buy a new collar for each of his 3 cats. The collars come in a choice of 10 different colors. Step 1 of 2 : How many selections of collars for the 3 cats are possible if repetitions of colors are allowed?
Raul wants to buy a new collar for each of his 4 dogs. The collars come...
Raul wants to buy a new collar for each of his 4 dogs. The collars come in a choice of 7 different colors. Step 1 of 2 : How many selections of collars for the 4 dogs are possible if repetitions of colors are allowed? Step 2 of 2 : How many selections of collars are possible if repetitions of colors are not allowed?
Reginald wants to buy a new collar for each of his 3 dogs. The collars come...
Reginald wants to buy a new collar for each of his 3 dogs. The collars come in a choice of 7 different colors. Step 1 of 2 : How many selections of collars for the 3 dogs are possible if repetitions of colors are allowed?
Customer account "numbers" for a certain company consist of 2 letters followed by 2 numbers. Step...
Customer account "numbers" for a certain company consist of 2 letters followed by 2 numbers. Step 1 of 2 : How many different account numbers are possible if repetitions of letters and digits are allowed?
Max wants to buy a new car in 10 years and estimates that he will need...
Max wants to buy a new car in 10 years and estimates that he will need $25,000 to purchase the vehicle of his choice. How much will he have to save annually given that he is in the 25% tax bracket and estimates to earn 6.0% in the market? A) $1,917 B) $2,745 C) $1,864 D) $2,034 E) $2,304
Richard wants to buy a new car and can afford making annual payments of $5,200. His...
Richard wants to buy a new car and can afford making annual payments of $5,200. His bank has offered to lend him money at 5% for 12 years. He also has $8,000 that he can use as a down payment in addition to the loan amount. How much can Rico afford to pay for his new car? A. $60,017 B. $56,788 C. $54,089 D. $51,133 E. $47,694
Jinhee Ju. 27. has an annual salary of $37,000. Jinhee wants to buy a new car in 3 years, and she wants to save e...
Jinhee Ju. 27. has an annual salary of $37,000. Jinhee wants to buy a new car in 3 years, and she wants to save enough money to make a $7,000 down payment on the car and finance the balance. Also, in her plan is a wedding. Jinhee and her boyfriend, Paul, have set a wedding date 2 vears in the future, after he finishes medical school. Paul will have a $100,000 student loan to repay after graduation. But both Jinhee...
A contractor wants to buy a new special equipment to complete his contractual obligations. He found...
A contractor wants to buy a new special equipment to complete his contractual obligations. He found three models for this equipment available in the market. The descriptions of the cost for each model are shown in the table below. If the operating and maintenance costs of all models are expected to be the same and the MARR of the contractor is 10%, which model should the contractor select? M2 M3 Machine Initial cost Service life (years) M1 25,000 30,000 50,000...
A toy manufacturer wants to know how many new toys children buy each year. A sample...
A toy manufacturer wants to know how many new toys children buy each year. A sample of 520 children was taken to study their purchasing habits. Construct the 85% confidence interval for the mean number of toys purchased each year if the sample mean was found to be 6.6. Assume that the population standard deviation is 2. Round your answers to one decimal place. Lower Endpoint Upper Endpoint
A toy manufacturer wants to know how many new toys children buy each year. Assume a...
A toy manufacturer wants to know how many new toys children buy each year. Assume a previous study found the standard deviation to be 2. He thinks the mean is 5.2 toys per year. What is the minimum sample size required to ensure that the estimate has an error of at most 0.15 at the 80% level of confidence? Round your answer up to the next integer.
A contractor wants to buy a new special equipment to complete his contractual obligations. He found three models for this equipment available in the market. The descriptions of the cost for each model are shown in the table below. If the operating and maintenance costs of all models are expected to be the same and the MARR of the contractor is 10%, which model should the contractor select? M2 M3 Machine Initial cost Service life (years) M1 25,000 30,000 50,000...
Most questions answered within 3 hours.
-
An infinite sheet of charge that has a surface charge density of
39 nC/m2 lies in...
asked 1 hour ago -
After watching the lectures I am still having a hard time
understanding these equations.
1. The...
asked 2 hours ago -
Testing:
H0:μ=56.9
H1:μ<56.9
Your sample consists of 23 subjects, with a mean of 56.3 and
standard...
asked 2 hours ago -
straight wire, labeled as Wire A, lies horizontally on a
tabletop and is oriented to run...
asked 2 hours ago -
For a Chi-Squared Goodness of Fit Test about a uniform
distribution, complete the table.
Round to...
asked 2 hours ago -
Milk of magnesia is only slightly soluble in water. Kc for the
reaction Mg(OHs)(s)>Mg2+(a) + 2OH-1(aq)...
asked 2 hours ago -
Excel's HYPGEOM.DIST function can be used to compute _____.
a. both hypergeometric probabilities and cumulative
hypergeometric...
asked 3 hours ago -
The rocket used for the human lunar missions was the Saturn V
rocket. At liftoff the...
asked 2 hours ago -
1. The East Street Bagel Shop has a weekly demand for 3,500
bagels, which they make...
asked 2 hours ago -
paraphrasing each paragraph
“Where two or more persons knowingly act together unlawfully,
the act of each...
asked 3 hours ago -
The lateral line system in fish is contained which of the
following?
chemoreceptors
photoreceptors
mechanoreceptors
odor...
asked 3 hours ago -
Find the y-intercept of y =-5 x. The y-intercept of y equals
negative 5 x is______...
asked 3 hours ago