Thursday

August 21, 2014

August 21, 2014

Posted by **Eryea** on Sunday, January 24, 2010 at 12:10am.

- arithmetic -
**Reiny**, Sunday, January 24, 2010 at 8:56amYou have an AS where a=28 and d= -5

Find the sum of the first 50 terms using your formula, and then the sum of the first 24 terms.

Subtract the two.

(you should get 7525 - 2052 = 5473 )

- arithmetic -
**Andy**, Wednesday, April 14, 2010 at 2:47pmThe progression lists stops on the downtown 1 train in New York. The next number in the sequence is 14, but that's the last numeric stop.

Try a real New York high school exam question: Complete the progression:

4,14,34,42,blank, blank.

**Related Questions**

arithmetic - Each term of a progression is determined by adding 0.5 to the ...

maths - 1) The first term of arithmetic progression is -20 and the sum of it's ...

Maths - 1..The first 2 terms of a geometric progression are the same as the ...

arithmetic - In an arithmetic progression the sum of the first 10 terms is 50 ...

math - in an arithmetic progression the 50th term is equal to 3, and the sum of ...

Arithmetic Progression - In an AP the 6th term is half the 4th term and the 3rd ...

arithmetic - an arithmetic progression has 20 terms. the sum of all the even ...

arithmetic progression - the 9th term of an AP is 52 while the 12th term is 70. ...

math - the 10th term is 34 of arithmetic series and the sum of the 20th term is ...

arithmetic - if sum of 20th term in an AP is equal to sum of 30th term,what is ...