Saturday

August 30, 2014

August 30, 2014

Posted by **peter** on Thursday, December 19, 2013 at 12:54pm.

please answer and explain

- math -
**PsyDAG**, Thursday, December 19, 2013 at 1:15pm14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91 and 98 are two-digit numbers that are multiples of 7.

There are 89 two-digit numbers (10-99).

13/89 = ?

- math -
**peter**, Thursday, December 19, 2013 at 1:25pmBut the answer is

a. 1/10

b. 1/9

c. 11/90

d. 12/90

e. 13/90

- math -
**peter**, Thursday, December 19, 2013 at 1:26pmI think is answer e

- math -
**PsyDAG**, Thursday, December 19, 2013 at 1:30pmYou are right. I forgot to include the 10 in the range.

**Related Questions**

math - please help! 1.) A random digit from 1 to 9 (inclusive) is chosen, with ...

probability - please help! 1.) A random digit from 1 to 9 (inclusive) is chosen...

math - your social security number is a 9 digit number. suppose that the last 4 ...

math - The sum of the digits of a positive two-digit number is 13,If twice the ...

math - A two digit number is such that two times the tens digit is three less ...

Digit Problems - If the tens digit of a two-digit number is subtracted from the ...

math - you have a set of flashcards 1-36. a card is chosen at random. find the ...

math - you have a set of flashcards 1-36. a card is chosen at random. find the ...

Algebra math. - 1) the sum of the digits of a two digit number is 9. The value ...

Math - i am a four digit numeral number between 3000 and 4000.My ones digit is ...