PS Percentage

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Shadow: Senior | Next Rank: 100 Posts; Posts: 31; Joined: Thu Jun 21, 2007 9:03 pm; Location: Chennai

PS Percentage

by Shadow » Tue Jul 10, 2007 9:35 pm

A salesperson received a 6-percent commission on the amount of sales up to and including $10,000, and r-percent commission on the maont of total sales over $10,000. If the salesperson received a total commission of $920 on total sales of $14,000, what was the value of r?

A. 3.2
B. 4.3
C. 6.6
D. 8.0
E. 9.2

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Source: Beat The GMAT — Problem Solving | Tue Jul 10, 2007 9:35 pm

givemeanid: Master | Next Rank: 500 Posts; Posts: 277; Joined: Sun Jun 17, 2007 2:51 pm; Location: New York, NY; Thanked: 6 times; Followed by:1 members

by givemeanid » Wed Jul 11, 2007 5:44 am

On sales of 14000, commission = 6% of 10000 + r% of 4000
920 = 600 + r*4000/100
320 = 40r
r = 8

So It Goes

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Scott@TargetTestPrep: GMAT Instructor; Posts: 8085; Joined: Sat Apr 25, 2015 10:56 am; Location: Los Angeles, CA; Thanked: 43 times; Followed by:29 members

Re: PS Percentage

by Scott@TargetTestPrep » Mon Feb 17, 2020 3:27 am

Shadow wrote: ↑
Tue Jul 10, 2007 9:35 pm
A salesperson received a 6-percent commission on the amount of sales up to and including $10,000, and r-percent commission on the maont of total sales over $10,000. If the salesperson received a total commission of $920 on total sales of $14,000, what was the value of r?

A. 3.2
B. 4.3
C. 6.6
D. 8.0
E. 9.2