maths

if 91z 5 is a multiple of 9 where z is a digit what might be the value of z?

  1. 👍
  2. 👎
  3. 👁
  1. Do you mean a 4-digit number 91z5?

    The digits of any multiple of 9 add up to a multiple of 9.

    So, 9+1+z+5 = 15+z
    So, z=3 to make the sum 18.

    9135 = 9*1015

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    When a number is a multiple of 6. What are the possible values for the ones digit?

  2. Math

    When a number is a multiple of 6,what are the possible values for the ones digit?

  3. Math

    Lydia is having a party on Saturday. Clues She decides to write a riddle on her My address is a 5-digit number. Invitations to describe her house The tens digit is 5 less than 7. Number on Cypress Street. Use the The thousand

  4. Mathematics

    What is true of the number 55,555 A. Each digit has value less than the value of the digit time it's right and greater than the value of the digit itself. B. Each digit has a value 10 times the value of the digit to it's right and

  1. Math

    name the 2 digit multiple of 8 who digits add up to 10

  2. maths

    I am a number less than 100 .my unit digit is 4.the sum of my digits is an odd number. My tens digit is a multiple of 3. Who am I???

  3. math

    i am a multiple of 7 i am also a multiple of 3 my units digit is half my tens digit. what number am i?

  4. mathematics

    i am a multiple of 20. i have 3 digits. my hundreds digit and tens digit add to make 9. half of me is less that 100 what am i

  1. Mathe

    The number has two digits. Both of the digits are even.the digit in the tens place is greater that the digit in the unit (or ones) place.the units (or ones digit) is not in the three times table. The tens digit is not double the

  2. math

    it is a 3 digit number all the digits are different the first and second digits are multiple of 3 the first digit is greater than the second digit. the sum of the first two digits is 7 more that the third digit the number is not a

  3. Math

    The tens digit is a multiple of 5 The hundreds digit is 1 less than the tens digit The ones digit is less than the hundreds digit The sum of the digits is a multiple of 6 What is the mystery number??

  4. stonegate math

    I m a 4- digit number. My ones digit is 2. My ten digit is 4 great than my ones digit. My hundreds and thousands digit are both 3 greater than my ones digit. What number am I

You can view more similar questions or ask a new question.