Math Is Fun Forum
  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

You are not logged in.

#976 2019-05-17 17:02:15

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#531. Find the sum of the Arithmetic Progression -37, -33, -29, .... to 12 terms.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#977 2019-05-18 17:30:48

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#532. Find the sum of the Arithmetic Progression  0.6, 1.7, 2.8, ... to 100 terms.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#978 2019-05-19 16:27:58

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#533. In an Arithmetic Progression, a = 5, d = 3,

find n and
.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#979 2019-05-20 16:17:37

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#534. In an Arithmetic Progression, a = 7,

, find d and
.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#980 2019-05-21 16:25:01

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#535. In an Arithmetic Progression, given

. Find 'a' and
.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#981 2019-05-23 15:42:26

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#536. In the given Arithmetic Progression,

. Find d and
.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#982 2019-05-24 16:46:40

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#537. In an Arithmetic Progression, common difference, d = 5,

. Find a and
.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#983 2019-05-25 15:55:25

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#538. Find the sum of first 22 terms of an Arithmetic Progression in which common difference, d = 7 and 22nd term is 149.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#984 2019-05-26 15:59:24

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#539. Find the sum of first 51 terms of an Arithmetic Progression whose second and third terms are 14 and 18 respectively.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#985 2019-05-27 16:06:50

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#540. In an Arithmetic Progression, given a = 2, d = 8,

. Find n and
.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#986 2019-05-28 16:12:51

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#541. In an Arithmetic Progression, a = 8,

, find number of terms, n and common difference, d.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#987 2019-05-29 16:19:24

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#542. In an Arithmetic Progression, given first term, a = 3, number of terms, n = 8; Sum of terms,

, find common difference, d.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#988 2019-05-30 15:19:53

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#543.  In an Arithmetic Progression, last term, l = 28, Sum of terms = 144 and there are 9 terms. Find the first term, a.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#989 2019-05-31 15:42:59

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#544. The first term of an Arithmetic Progression is 5, the last term is 45, and the sum of all terms is 400. Find the number of terms and the common difference of the Arithmetic Progression.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#990 2019-06-01 15:31:11

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#545. The first and last terms of an Arithmetic Progression are 17 and 350 respectively. If the common difference is 9, how many terms are there and what is their sum?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#991 2019-06-03 01:21:01

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#546. In an Arithmetic Progression, first term, a = 7; common difference, d = 3; number of terms, n 8. Find the eighth term.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#992 2019-06-05 01:24:20

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#547. In an Arithmetic Progression, first term, a = -18; number of terms, n = 10, nth term is 0, find the common difference, d.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#993 2019-06-06 14:23:50

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#548. In an Arithmetic Progression, find a, the first term; common difference, d = -3; number of terms, n = 18, and nth term = -5.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#994 2019-06-07 15:20:40

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#549.  In an Arithmetic Progression, first term, a = -18.9, common difference, d = 2.5, and nth term = 3.6. Find n, the number of terms.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#995 2019-06-08 14:50:30

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#550. Find the 30th term of the Arithmetic Progression 10, 7, 4, ...


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#996 2019-06-09 15:43:53

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#551. Find the 11th term of the Arithmetic Progression :

.


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#997 2019-06-10 14:58:54

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

.

SP#552. If the third and 9th terms of an Arithmetic Progression are 4 and -8 respectively, which term of the Arithmetic Progression is zero?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#998 2019-06-12 00:44:05

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#553. How many three digit numbers are divisible by 7?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#999 Yesterday 01:04:24

ganesh
Administrator
Registered: 2005-06-28
Posts: 28,171

Re: Series and Progressions

Hi,

SP#554. Samantha started working at an annual salary of $5000 and received an increment of $200 each year. In which year did her income reach $7000?


It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi. 

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

Board footer

Powered by FluxBB