There are 900 3-digit integers, the integers between 100 and 999, inclusive.  What percent of these integers contain only odd digits? For example 339, 571, 111 would be examples of such integers.

Q: A contest consists of finding code words that can be formed from the letters “MEEST”. Assume that…

A: Given word MEEST, Letters = {M,E,E,S,T} Since the letter E is repeated twice then number of words…

Q: It is desired to write a 3-digit number using the numbers 2, 3, 4, 5, 6, 7, 8. If each number is…

A: Given data: The total numbers are n=7. Case-1 The total 3 digits numbers that can be formed from the…

Q: How many ways can the top four cash prices be awarded in a lottery that sold 150 tickets if each…

A: here given scenario is with replacement ,

Q: How many numbers between 1999 and 4000 can be formed with the digits 0,1,2,3 and 4 if repetition of…

A:

Q: A witness on a hit and run incident cannot recall the whole plate number of the car who hit an old…

A: Given that in hit and run case an old woman remembered is the plate number starts with TIP and the…

Q: Show that a number with 30 digits cannot have more than 100 prime factors.  

A: Prime factor: A factor of a number which is a prime number. For example: consider a number 26. The…

Q: Because the reported distance has zeros in the tens and ones places, assume that the distance has…

A:

Q: You are signing up to a website that requires you to create a username that is exactly 8 characters…

A: From the given information, the website that requires you to create a username that is exactly 8…

Q: how many odd 3-digit numbers can be formed from 0, 1, 2, 3 and 4?

A: The digits used to make the odd number are 0, 1, 2, 3, 4.

Q: How many 5–digit (decimal) integers are there with none of the digits repeated?

A:

Q: An instructor has graded 23 exam papers submitted by students in a class of 24 students, and the…

A:

Q: What does 2 number cube rolled sequentially mean

A: The phrase '2 number cube rolled sequentially' refers to a scenario in probability and statistics…

Q: What is the sum of all 13-digit numbers?

A: What is the sum of all 13-digit numbers?

Q: If repetitions are not permitted, how many 3-digit even numbers can be performed from the six digits…

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Q: Is there a smallest decimal that is greater than the number 2?

A:

Q: How many 5-digit numbers (including leading 0s)are there with no digit appearing exactly two times?

A:

Q: From the digits 4,3,6,1,5 and 7. How many 4 digit numbers can be made w/o repetition that are more…

A: The number of permutations of n objects taken r at a time is determined by the following formula:…

Q: How many different seven-digit telephone numbers can be formed if the first digit cannot be zero?

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Q: what is the sequence of positive whole numbers

A: To find the sequence of positive while number.

Q: 2z Sc (2²+273 dz (z-w)³

A: CAUCHY THEOREM-: IF F(z) IS AN ANALYTIC FUNCTION IN A SIMPLY CONNECTED REGION ,THEN ∫cF(z)dz=0 ,…

Q: How many three-digit number with no repeat can we make using digits from {1,2,3,4,5}

A: three-digit number with no repeat can we make using digits from {1,2,3,4,5} here we have 5 choices…

Q: d 3?

A: for a 4 digit even number

Q: Show that 3 + V5 is irrational number

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Q: What is the sum of the first 100 nonnegative integers?

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Q: If the largest of 89 consecutive integers is 327, what is the smallest?

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Q: How many seven-digit numbers can be made from the digits 1 to 9 if repetition is allowed?

A: Given that  To find the number of ways of 7 digit number can be made from the 1 to 9

Q: How many combinations of three-digit numbers are possible with digits 2,4,6?

A: Given three digits are : 2 , 4  and 6 .  Combination of digits : _ _ _ (three places)  For the first…

Q: A group of 5 musical notes is made into a 5-tone musical phrase, consisting of 5 different notes.…

A: Given that there are 5 tone musical phrase, consisting of 5 different notes so number of different…

Q: How many four-digit even numbers are possible if the leftmost digit cannot be zero? Repetition is…

A: The question is to find how many 4 digits even numbers are possible if the left most digit cannot be…

Q: Suppose a 4-digit number will be formed from numbers 0,1,2,3,4,5,6,7,8, where each digit can only be…

A: Given, 4 digited numbers are to be formed from 0,1,2,....,8 without repetition. These numbers must…