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find the sum of first 24 terms of an AP, if a1 + a5 + a10 + a15 + a20

hotakiran

20 Sep 2017, 00:20

1

1

1,988

20 Sep 2017, 09:50

The ratio of the area of a square mirror to its frame is 16

bumpbot

20 Sep 2017, 09:43

0

3,054

20 Sep 2017, 09:43

A game is played with a deck of cards all numbered with either 2, 3, 5

broall

20 Sep 2017, 07:28

0

1,281

20 Sep 2017, 07:28

If the equation of a parabola is y = 2x2 + 3x + 1,

petrified17

20 Sep 2017, 01:23

1

1

1,756

20 Sep 2017, 01:34

The product of three consecutive integers is equal to 571+572+573.

petrified17

20 Sep 2017, 00:42

0

375

by: petrified17

20 Sep 2017, 00:42

A gas pipe has an outside diameter of 24 inches. The steel wall of the

Squib17

19 Sep 2017, 12:09

0

1,550

19 Sep 2017, 12:09

Last year, the price of a vacation package was P. At the beginning of

Blackbox

19 Sep 2017, 11:14

0

1,218

19 Sep 2017, 11:14

saddamhhhh

19 Sep 2017, 02:28

1

1,070

19 Sep 2017, 02:42

If a = -1 and b = –5, then what is the value of a^b(a + 2)^(b + 1)(a +

Bunuel

19 Sep 2017, 01:10

0

1,634

19 Sep 2017, 01:10

If x is to be chosen at random from the set {1, 2, 3, 4} and

GMATinsight

18 Sep 2017, 22:10

0

21,877

by: GMATinsight

18 Sep 2017, 22:10

Last month 15 homes were sold in Town X. The avg. sale price

amitdgr

18 Sep 2017, 15:58

0

6,662

18 Sep 2017, 15:58

Circle B’s diameter was multiplied by 1.8. By what percent, approximat

Sajjad1994

18 Sep 2017, 15:35

0

2,029

18 Sep 2017, 15:35

Matthew, Jared, and Richard all bought flowers. The number of flowers

Sajjad1994

18 Sep 2017, 12:12

0

1,386

18 Sep 2017, 12:12

Peter cover it two hour faster

abhilashjadoun

17 Sep 2017, 12:13

1

590

18 Sep 2017, 11:29

Lady Edith bought several necklaces at the jewelry store, and each nec

Sajjad1994

18 Sep 2017, 11:10

0

1,556

18 Sep 2017, 11:10

A baseball player signs a new contract that includes a guaranteed 10 p

bumpbot

18 Sep 2017, 09:26

0

2,048

18 Sep 2017, 09:26

GMATPrep PS Questions - Need Help

shammokando

18 Sep 2017, 08:23

0

3,734

by: shammokando

18 Sep 2017, 08:23

What is the range of 25 consecutive even numbers?

MathRevolution

18 Sep 2017, 01:18

1

668

18 Sep 2017, 01:38

Probability - hypergeometric disrtribtuion

CIAVALE

17 Sep 2017, 17:50

1

690

17 Sep 2017, 19:55

Find the unit digit of: (1^1!) + (2^2!) + (3^3!) + ... (100^100!)

NiCChamp

13 Sep 2017, 10:05

1

1,929

17 Sep 2017, 08:48

xmagedo

30 Jun 2010, 06:47

1

4

6,005

17 Sep 2017, 08:35

Help needed to solve a Quadratic Equations

krrishwins

16 Sep 2017, 05:27

1

899

17 Sep 2017, 05:40

Let x and y be the solutions of the equation a^2+3a-1=0

niks18

16 Sep 2017, 09:55

4

1,153

17 Sep 2017, 00:12

If 20 circular pepperoni slices each with a 1 inch-diameter cover a ci

Nikkb

16 Sep 2017, 11:54

0

1,859

16 Sep 2017, 11:54

A certain company sells jellybeans in the following six flavors only

septwibowo

16 Sep 2017, 11:47

0

1,055

16 Sep 2017, 11:47

S is the set of all fractions defined by the formula n/(n + 1), where

Nikkb

16 Sep 2017, 09:37

0

1,860

16 Sep 2017, 09:37

GMAT 2016 quantitative- Q.69- I don't understand the answer

Linh Vo

15 Sep 2017, 23:51

2

968

16 Sep 2017, 04:11

At a Certain school, the ratio of the number of second graders t

EMPOWERgmatRichC

15 Sep 2017, 21:33

0

223

by: EMPOWERgmatRichC

15 Sep 2017, 21:33

The cost to rent a small bus for a trip is x dollars, which is t

BrentGMATPrepNow

15 Sep 2017, 10:18

0

182

by: BrentGMATPrepNow

15 Sep 2017, 10:18

In a 4 person race, medals are awarded to the fastest 3 runn

12345678

15 Sep 2017, 02:56

0

17,803

15 Sep 2017, 02:56

If x^2 - 2*2^(1/2)*x = -2, then x^2 =

Bunuel

14 Sep 2017, 21:49

0

2,628

14 Sep 2017, 21:49

Which of the following cannot be the area of the triangle?

talismaaniac

14 Sep 2017, 10:43

1

2

1,664

14 Sep 2017, 11:37

Jdmosquera

13 Sep 2017, 20:01

1

972

14 Sep 2017, 09:40

Archie, Betty and Coach bought a radio. Archie paid the least amount

AkshdeepS

14 Sep 2017, 04:49

1

638

14 Sep 2017, 04:52

DS - Doubt about NO answer!

vitorpteixeira

13 Sep 2017, 17:55

1

543

13 Sep 2017, 20:48

m is the smallest positive integer such that

niks18

13 Sep 2017, 11:39

0

3,349

13 Sep 2017, 11:39

Tom and John both ride a bicycle in the same direction on an equal rou

BillyZ

12 Sep 2017, 08:41

0

1,257

12 Sep 2017, 08:41

How to set up this speed/distance/time problem?

wholenineyards

10 Sep 2017, 14:00

1

694

12 Sep 2017, 08:04

Combinations- Factory

SaGa

12 Sep 2017, 07:26

1

846

12 Sep 2017, 07:30

In a Tennis Open tournament 71 persons have signed up for elimination

CaptainJackSparr0w

12 Sep 2017, 04:58

0

1,684

by: CaptainJackSparr0w

12 Sep 2017, 04:58

Instead of a metre scale, a cloth merchant uses a 120 cm scale while

CaptainJackSparr0w

12 Sep 2017, 04:31

0

2,921

by: CaptainJackSparr0w

12 Sep 2017, 04:31

If x is positive, which of the following could be the correct ordering

HolaMaven

12 Sep 2017, 02:02

0

645

12 Sep 2017, 02:02

Dividing by 3/8 and multiplying by 5/6 is the same as dividing by what

MisterEko

08 Dec 2010, 19:37

1

5

3,592

12 Sep 2017, 01:02

If y > 2 and = y, for which of the following expressions can a single

AbdurRakib

11 Sep 2017, 19:06

0

1,594

11 Sep 2017, 19:06

A rectangular with dimensions 24 inches by 42 inches is to be divided

Nikkb

11 Sep 2017, 10:24

0

2,306

11 Sep 2017, 10:24

A trader, While selling an item, was asking for such a price that woul

0akshay0

11 Sep 2017, 10:04

0

2,030

11 Sep 2017, 10:04

Gautham vutukuri

10 Sep 2017, 04:41

2

1,032

11 Sep 2017, 05:04

For positive integer m, the m-th heptagonal number is given

Smita04

04 Nov 2017, 09:00

17

9

5,523

11 Sep 2017, 04:19

We have 2 numbers a and b. If a leaves a remainder of 4 when divided

gps5441

11 Sep 2017, 03:29

0

447

11 Sep 2017, 03:29

Gmat Prep Question

AnanyaSamal

11 Sep 2017, 02:32

0

469

by: AnanyaSamal

11 Sep 2017, 02:32

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Math Expert

113419 posts