If a number is divisible by 121, is it divisible by 11?

Q: Is 69 a natural number

A:

Q: How many distinct 4-letter words can be formed from the word “books”?

A: The given word is “books”. The distinct letters in the word are b, o, k, s which are 4. The number…

Q: How many numbers in the set {1, 2, 3, ..., 346} are divisible by 5 or 7 ?

A: In the given problem we have to find how many numbers in the set 1, 2, 3, . . ., 346 are divisible…

Q: What is A two digit composite number divisible by both 5 and 9

A: The two digit composite number divisible by both 5 and 9 is obtained by first writing down the…

Q: How many three-letter "words" can be made from 8 letters "FGHIJKLM"

A: Combination : Combination is an way of arranging the possible objects from a set of objects . Where…

Q: what number is 25% of 512?

A: 25% of 512 is 512×25100 = 512×14 =128

Q: If a number is not divisible by 6, then it is not divisible by 3. true or false

A: If a number is not divisible by 6, then it is not divisible by 3.

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 four-digit numbers have "9 before g"?

A: Suppose x4x3x2x1 be a four digit number. Therefore x4≠0. To find number of four digit numbers which…

Q: What is 12% of 84

A: Percentage

Q: How many 12-digit numbers can be formed from 4 ones, 2 twos, 3 fives, and 1 six and 2 nines?

A: We want to find 12 digit number with given digits.

Q: Determine the number of different words possible by rearranging the letters of ERRTDADX

A:

Q: If a number is natural, then is it also a whole number?

A: To prove If a number is natural number, then it is also a whole number.

Q: How many 6 digit numbers are divisible by 5? Assume repetition is allowed.

A:

Q: what is an even single digit whole number

A: What is an even single digit whole number?

Q: Is 84,744 divisible by 3?

A:

Q: Determine the number of ways of selecting one or more letters from the letters ZZzzzzZ?

A:

Q: Find, with justification, the last digit of 8^8^8^8.

A: The given question is solved below.

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

A: Given: Numbers used = 2, 3, ,4, 5, 6 Numbers greater than 530 is required to be found. No digit is…

Q: Tonya's ZIP code is 15760. How many zip codes altogether could be​ formed, each one using those same…

A:

Q: If a number is divisible by 8, then it is divisible by 4. true or false

A: We can answer the question as below.

Q: How many two-digit numbers are divisible by 9?

A: The two digit numbers which are divisible by 9 are 18, 27, . . . . , 99 The first two digit number…

Q: How many ways can you write a 5 digit number such that some of the digits repeat? (Note: 010 is a 2…

A: Given query is to find the ways to write 5 digit number.

Q: From 1, 3, 5, 7, and 9 how many 4-digit numbers can be formed? Note: each digit can be used only…

A: Given ,5 numbers 1,3,5,7,9 respectively. We need to calculate how many four digits number can be…

Q: How many numbers from 1 to 600 are divisible by 3,5, or 11? Show your work and explain in detail.

A:

Q: How many different 4-letter words can be formed from the letters of BUSTLED?

A: The given word is BUSTLED

Q: How many different 5-digit numbers that are divisible by 5, can be formed from 0, 1, 3, 4, 5, 7, and…

A: Given:Total number of digits = 7 (0, 1, 3, 4, 5, 7, and 9 ) The divisibility rule for 5:The number…

Q: How many different words, real or imaginary, can be formed using all the letters in the word…

A:

Q: how many 7 digit phone numbers can be formed in an area code, if the symbols 0 and 1 can not be used…

A: We consider that each digit is selected independently of the others. The first digit can be any of…

Q: Find a number under 1000 that is divisible by 6, 13 and 22

A: Given,Let 'a' = Number under 1000 which is devisible by 6,13,22 LCM of 6,13,22 is      6,  13,  223,…

Q: What is 2% of 76

A:

Q: How many different five letter “words” can be made out of the letters in the word world?

A:

Q: Explain your or own word or write the formula for how to find a standard divisor?

A: The formula to find a standard divisor is given below.

Q: How many positive numbers less than 300 are divisible by 7 but not 5?

A: We need to find positive numbers less than 300 that are divisible by 7 but not by 5. First count the…

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

A:

Q: In how many ways can you write a 5 digit number such that all the digits are even or all the digits…

A:

Q: Classify the given statement as true or false ( picture)

A: We have to classify the statement is true or false: If a number is divisible by 6, then it is…

Q: To determine whether a number is divisible by 18, we can see if the number is divisible by 6 and 3.…

A: The statement is false.   For a number to be divisible by 18 should be divisible by 9 and 2.   The…

Q: How many five digit numbers containing each of the digits 1,2,3,4,5 exactly once are divisible by…

A: * SOLUTION :-  From the given information the calculation as follows .

Q: How many 12 digit numbers can be formed from 4 ones, 2 twos, 3 fives, and 1 six and 2 nines?

A: We have given that  1 = 4 times 2 = 2 times 5 = 3 times 6 = once9 = 2 times

Q: How many numbers between 100 and 999 (inclusive) are divisible by neither 4 nor 5?

A:

Q: How many distinct “words” can be made by rearranging the letters in “OREGON?”

A: Introduction: Suppose n objects are to be arranged among each other. Then, the number of possible…

Q: If any whole number is divisible by 3, then the sum of its digits is divisible by 3.

A: Given:  If any whole nuumber divisible by 3 then sum of digit is also divisible by 3  ?

Q: 2. Explain the number system during the Babylonian times.

A: The Babylonian number system  didnot use the base 10 but it uses the  base 60 which is also known as…

Q: What is 75% of 72

A: The given number is 72.

Q: What is the first twelve multiples of the number 7

A:

Q: How many numbers are divisible by 11 between 10 and 2000

A: