GMAT Question of the Day - Daily to your Mailbox; hard ones only

 It is currently 19 Jun 2019, 22:33 GMAT Club Daily Prep

Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.

Customized
for You

we will pick new questions that match your level based on your Timer History

Track

every week, we’ll send you an estimated GMAT score based on your performance

Practice
Pays

we will pick new questions that match your level based on your Timer History

Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.  If in sequence a, an = 3an–1 and a2 = 5, what is the value of a4?

Author Message
TAGS:

Hide Tags

Senior RC Moderator V
Status: Preparing GMAT
Joined: 02 Nov 2016
Posts: 2763
Location: Pakistan
GPA: 3.39
If in sequence a, an = 3an–1 and a2 = 5, what is the value of a4?  [#permalink]

Show Tags

1 00:00

Difficulty:   15% (low)

Question Stats: 100% (00:55) correct 0% (00:00) wrong based on 17 sessions

HideShow timer Statistics

If in sequence a, $$a_n = 3a_{n–1}$$ and $$a_2 = 5$$, what is the value of $$a_4?$$

A. $$\frac{5}{3}$$

B. 5

C. 15

D. 30

E. 45

Attachment: 23.jpg [ 14.85 KiB | Viewed 219 times ]

_________________
New Project RC Butler 2019 - Practice 2 RC Passages Everyday
Final days of the GMAT Exam? => All GMAT Flashcards.
This Post Helps = Press +1 Kudos
Best of Luck on the GMAT!!

Last edited by Bunuel on 21 May 2019, 20:59, edited 1 time in total.
Formatted.
VP  D
Status: Learning stage
Joined: 01 Oct 2017
Posts: 1009
WE: Supply Chain Management (Energy and Utilities)
Re: If in sequence a, an = 3an–1 and a2 = 5, what is the value of a4?  [#permalink]

Show Tags

If in sequence $$a, an = 3an–1$$ and $$a2 = 5$$, what is the value of $$a4?$$

A. $$\frac{5}{3}$$

B. 5

C. 15

D. 30

E. 45

Could you please check the question?
_________________
Regards,

PKN

Rise above the storm, you will find the sunshine
Senior RC Moderator V
Status: Preparing GMAT
Joined: 02 Nov 2016
Posts: 2763
Location: Pakistan
GPA: 3.39
Re: If in sequence a, an = 3an–1 and a2 = 5, what is the value of a4?  [#permalink]

Show Tags

Kindly refresh the page i have added screenshot.

PKN wrote:
If in sequence $$a, an = 3an–1$$ and $$a2 = 5$$, what is the value of $$a4?$$

A. $$\frac{5}{3}$$

B. 5

C. 15

D. 30

E. 45

Could you please check the question?

_________________
New Project RC Butler 2019 - Practice 2 RC Passages Everyday
Final days of the GMAT Exam? => All GMAT Flashcards.
This Post Helps = Press +1 Kudos
Best of Luck on the GMAT!!
VP  D
Status: Learning stage
Joined: 01 Oct 2017
Posts: 1009
WE: Supply Chain Management (Energy and Utilities)
Re: If in sequence a, an = 3an–1 and a2 = 5, what is the value of a4?  [#permalink]

Show Tags

$$a_4$$=3$$a_3$$=3*3$$a_2$$=9*5=45

Ans.(E)
_________________
Regards,

PKN

Rise above the storm, you will find the sunshine Re: If in sequence a, an = 3an–1 and a2 = 5, what is the value of a4?   [#permalink] 21 May 2019, 18:06
Display posts from previous: Sort by

If in sequence a, an = 3an–1 and a2 = 5, what is the value of a4?  