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

 It is currently 22 Oct 2019, 04:34

### 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

# At the beginning of the school year, Lisa's goal was to earn an A on

Author Message
TAGS:

### Hide Tags

Math Expert
Joined: 02 Sep 2009
Posts: 58428
At the beginning of the school year, Lisa's goal was to earn an A on  [#permalink]

### Show Tags

24 Mar 2019, 22:45
00:00

Difficulty:

25% (medium)

Question Stats:

90% (01:10) correct 10% (00:31) wrong based on 10 sessions

### HideShow timer Statistics

At the beginning of the school year, Lisa's goal was to earn an A on at least 80% of her 50 quizzes for the year. She earned an A on 22 of the first 30 quizzes. If she is to achieve her goal, on at most how many of the remaining quizzes can she earn a grade lower than an A?

(A) 1
(B) 2
(C) 3
(D) 4
(E) 5

_________________
GMAT Club Legend
Joined: 18 Aug 2017
Posts: 5031
Location: India
Concentration: Sustainability, Marketing
GPA: 4
WE: Marketing (Energy and Utilities)
Re: At the beginning of the school year, Lisa's goal was to earn an A on  [#permalink]

### Show Tags

25 Mar 2019, 00:56
Bunuel wrote:
At the beginning of the school year, Lisa's goal was to earn an A on at least 80% of her 50 quizzes for the year. She earned an A on 22 of the first 30 quizzes. If she is to achieve her goal, on at most how many of the remaining quizzes can she earn a grade lower than an A?

(A) 1
(B) 2
(C) 3
(D) 4
(E) 5

<30 seconds ..

total = 50 quizes ; 80% = 40 quizes to get A
she gets A in 22 of 30
so left A = 40-22 ; 18
left quizes = 50-30 = 20
so she can score any grade except A in 20-18 ; 2 quiz
IMO B
Re: At the beginning of the school year, Lisa's goal was to earn an A on   [#permalink] 25 Mar 2019, 00:56
Display posts from previous: Sort by