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

 It is currently 13 Nov 2018, 16:37

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

Events & Promotions

Events & Promotions in November
PrevNext
SuMoTuWeThFrSa
28293031123
45678910
11121314151617
18192021222324
2526272829301
Open Detailed Calendar
• Essential GMAT Time-Management Hacks

November 14, 2018

November 14, 2018

07:00 PM PST

08:00 PM PST

Join the webinar and learn time-management tactics that will guarantee you answer all questions, in all sections, on time. Save your spot today! Nov. 14th at 7 PM PST
• \$450 Tuition Credit & Official CAT Packs FREE

November 15, 2018

November 15, 2018

10:00 PM MST

11:00 PM MST

EMPOWERgmat is giving away the complete Official GMAT Exam Pack collection worth \$100 with the 3 Month Pack (\$299)

If each term in the sum a1 + a2 + . . . + an is either 7 or 77 and the

Author Message
Intern
Joined: 07 Sep 2018
Posts: 1
If each term in the sum a1 + a2 + . . . + an is either 7 or 77 and the  [#permalink]

Show Tags

16 Sep 2018, 06:37
00:00

Difficulty:

35% (medium)

Question Stats:

89% (02:05) correct 11% (04:27) wrong based on 9 sessions

HideShow timer Statistics

If each term in the sum a1 + a2 + . . . + an is either 7 or 77 and the sum equals 350, which of the following could be equal to n ?

(A) 38
(B) 39
(C) 40
(D) 41
(E) 42
Math Expert
Joined: 02 Sep 2009
Posts: 50572
Re: If each term in the sum a1 + a2 + . . . + an is either 7 or 77 and the  [#permalink]

Show Tags

16 Sep 2018, 06:49
guimi wrote:
If each term in the sum a1 + a2 + . . . + an is either 7 or 77 and the sum equals 350, which of the following could be equal to n ?

(A) 38
(B) 39
(C) 40
(D) 41
(E) 42

DISCUSSED HERE: https://gmatclub.com/forum/if-each-term ... fl=similar
_________________
Re: If each term in the sum a1 + a2 + . . . + an is either 7 or 77 and the &nbs [#permalink] 16 Sep 2018, 06:49
Display posts from previous: Sort by