BREAKING: Target Test Prep releases Brand New 2026 On Demand GMAT prep course

Redeem

prepare for the fete

This topic has expert replies
Post new topic Post Reply
Previous Topic Next Topic
User avatar
GMAT Instructor
Posts: 3650
Joined: Wed Jan 21, 2009 4:27 am
Location: India
Thanked: 267 times
Followed by:80 members
GMAT Score:760

prepare for the fete

by sanju09 » Fri Jul 23, 2010 2:17 am
Helpers are needed to prepare for the fete. Each helper can make either 2 large cakes per hour, or 35 small cakes per hour. The kitchen is available for 3 hours and 20 large cakes and 700 small cakes are needed. How many helpers are required?
(A) 10
(B) 15
(C) 20
(D) 25
(E) 30

[spoiler]Source: majortests.com[/spoiler]
The mind is everything. What you think you become. -Lord Buddha



Sanjeev K Saxena
Quantitative Instructor
The Princeton Review - Manya Abroad
Lucknow-226001

www.manyagroup.com
Top
Source: — Problem Solving |
User avatar
Legendary Member
Posts: 1460
Joined: Tue Dec 29, 2009 1:28 am
Thanked: 135 times
Followed by:7 members

by selango » Fri Jul 23, 2010 2:32 am
1 helper 1hr 2L or 35 S cakes

20L and 700 S 3 hr?

1 helper can finish 2L in 1 hr
10 helpers can finish 20L in 1 hr.

1 helper can finish 35S in 1 hr.
10 helpers can finish 350S in 1 hr,700S in 2 hr.

Same 10 helpers can do all tasks in 3 hrs

Pick A
--Anand--
Top
Senior | Next Rank: 100 Posts
Posts: 70
Joined: Tue Jun 29, 2010 9:41 am
Thanked: 2 times

by taneja.niks » Fri Jul 23, 2010 2:35 am
is OA : A(10)
Top
User avatar
Legendary Member
Posts: 748
Joined: Sun Jan 31, 2010 7:54 am
Thanked: 46 times
Followed by:3 members

by outreach » Fri Jul 23, 2010 2:36 am
A

700 small cakes can be made by 20 cooks in one hour
20 large cakes can be made by 10 cooks in one hour..

in total 30 cooks are needed in one hour. since we have 3 hours we need only 10 cooks
-------------------------------------
--------------------------------------
General blog
https://amarnaik.wordpress.com
MBA blog
https://amarrnaik.blocked/
Top
Post new topic Post Reply
• Page 1 of 1