The total number of 3-digit numbers, whose sum of digits is 10, is

Q: A department store sold 5353 shirts one day. All short-sleeved shirts cost $10.00$10.00 each and all…

A: Let short-sleeved sold is x and long-sleeved shirts is y numbers.

Q: calculate the number of ways that the first, second, and third place horses can finish in a race…

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Q: How many different license plates can be made if each is to display 3 numbers and 3 letters?

A: We have to find out no. Of ways...

Q: According to a survey, 274 students of Fidelis senior high are 16 years old. If this represents 40%…

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Q: Each marble bag sold by Jessica’s Marble company contains 5 yellow marbles for every 3 purple…

A:

Q: According to the Bureau of Labor Statistics, in 2012, 35% of all American computer systems analysts…

A: In mathematics, a percentage is a number or ratio expressed as a fraction of 100. It is often…

Q: In a certain city in the Philippines, all seven-digit telephone numbers begin with 350. How many…

A: Given :  Number of digits in telephone number = 7 First three digits are 350. Last four digits…

Q: The average number of field mice per acre in a 7-acre wheat field is estimated to be 13.

A: Poisson distribution: A random variable X is said to have a Poisson distribution with a parameter λ…

Q: If 5.2% of the 200 million adult Americans are unemployed, how many adult Americans are unemployed?

A: Given that there 5.2% of the 200 million adult Americans are unemployed.   5.2%=0.052

Q: The vehicle registration plates in a European country consists of 3 letters followed by 3 digits.…

A: Solution

Q: Thirty-two men can reap a field in 18 days. If the field is to be reaped in 12 days, how many men…

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Q: How many four-digit numbers can be formed from the digits 0, 1, 2, 3, 4, and 5 if each digit can be…

A: given digits;  0, 1, 2, 3, 4, and 5 total number of digits = 6 number of four-digits numbers can be…

Q: Out of 7 consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed?

A:

Q: each marble bag sold by eric's marble company contains 8 orange marbles for every 5 purple marbles.…

A: Find the number of marble bags if a bag has 72 orange marbles.

Q: As a result of a modernization programme, a firm is able to reduce the size of its workforce by 24%.…

A:

Q: There are 372 first-grade students in Park Elementary School. If there are 22 more girls than boys,…

A: Here, total students=372.

Q: You have an ID number containing from 9 digits. How many IDs get the 1. number "6" as their second…

A:

Q: The sum of three succeeding odd integers is 75. The largest interger is

A: Given that the sum of three succeeding odd inter is 75 To find the largest integer

Q: How many Licence plates of two letters followed by three digits can be made if the letters and…

A: Total no. of letter from A-Z is =26Total no. of digits from 0-9=10

Q: What number is two digit multiple of 5 whose digits add up to 13 ?

A: There is only a single two digit multiple of 5, whose digits add up to 13.

Q: How many digits should be removed from a 1000-digit number 2008... 2008 such that the sum of…

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Q: You have an ID number containing from 9 digits. How many IDs get the number “6” as their second or…

A: The set A or B is represented as A∪B . The set A and B is represented as A∩B .

Q: Suppose a license plate contains two letters followed by three distinct digits with the first digit…

A: Ans#- Given, A license plate contains two letters followed by three distinct digits with the first…

Q: If it takes 795 digits to number the pages of a book starting with page 1, how many pages are in the…

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Q: 3.) The sum of 4 consecutive even integers is 1,068. What is the largest integer? What is the 3rd…

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Q: At the beginning of 2002, an ice cream shop claimed to have "nearly 1,050 different ice cream…

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Q: A license plate is to consist of 2 letters followed by 5 digits. Determine the number of different…

A: We have given that, a license plate consist of 2 letters followed by 5 digits. We have to find no.…

Q: A large pile of coins consists of pennies, nickels, dimes, and quarters (at least 20 of each). How…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question at a…

Q: How many 7/8 inch long strips can be cut from a single 7 inch long strip of material

A: To find that how many (7/8) inch long strips can be cut from a single 7 inch long strip

Q: How many words can be formed from the letters of the word: GOOGLEDOODLE ?

A:

Q: A local television station sells time slots for programs in 30 minutes intervals. If the station…

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Q: Each marble bag sold by Debra's Marble Company contains 5 red marbles for every 6 yellow marbles. If…

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Q: If 1% of a shipment of 2000 light bulbs is defective, how many bulbs in the shipment are NOT…

A: Given, 1%  of a shipment of 2000 light bulbs is defective i.e, number of defective bulbs = 2000 *…

Q: If 48 employees at a factory represent 4% of the people employed .calculate the total number of…

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Q: If a school secretary copies 168 math worksheets for a class of 28 students, how many math…

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Q: There are 420 students who enrolled in an introductory engineering course. If there are five boys to…

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Q: A new airline company wants to operate non-stop (two-way) flights between 33 major cities. What is…

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Q: If 16 new teachers are to be divided among 4 schools, how many divisions are possible? What if each…

A: Solution: Given data 16 = new Teachers 4 = schools To find: 1.How many division are possible 2.If…

Q: What is the sum of the first 64 consecutive odd numbers

A:

Q: Each marble bag sold by Dale's Marble Company contains 5 yellow marbles for every 4 red marbles. If…

A: Given, Each marble bag sold by Dale's Marble Company contains 5 yellow marbles for every 4 red…

Q: From the digits 2, 4, 6, 8, 0 how many number greater than 60, 000 can be formed? (a digit can only…

A: given digits:  0 2 4 6 8 to find :  how many number greater than 60, 000 can be formed also…

Q: At the beginning of 2002, an ice cream shop claimed to have "nearly 911 different ice cream…

A: Solution

Q: Find the difference between the sum of the first 400 even numbers and the sum of the first 400 odd…

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Q: An apartment building contains 12 units consisting of one- and two-bedroom apartments that rent for…

A: Let two bed room be x ... Rent $450one bed room be 12-x..... rent $360Total there are 12..Total rent…

Q: A shipment of 270 cell phones and radar detectors were destroyed in a truck accident. On the…

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Q: A department sold 41 shirts one day. All short-sleeved shirts cost $9.00 each and all long-sleeved…

A: In this question we have to find the numbers of short and long sleeves and we are given with the…

Q: A forty-page newspaper, which consists of only one section, has the sheet with page 7 missing. What…

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Q: You have an ID number containing from 8 digits. How many IDs get the number “5" as their second or…

A: digits are : 0, 1, 2, 3, 4, 5, 6, 7, 8, 9   (total 10)  so for ID containing 8 dugites we will have…

Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.