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# A painter charges $12 an hour while his son charges$6 an hour. If fat

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Math Expert
Joined: 02 Sep 2009
Posts: 52343
A painter charges $12 an hour while his son charges$6 an hour. If fat  [#permalink]

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08 Jan 2019, 00:17
00:00

Difficulty:

25% (medium)

Question Stats:

89% (00:53) correct 11% (01:21) wrong based on 18 sessions

A painter charges $12 an hour while his son charges$6 an hour. If father and son work the same amount of time together on a job, how many hours does each of them work if their combined charge for labor is $108? A. 6 B. 8 C. 9 D. 12 E. 18 _________________ Director Joined: 31 Oct 2013 Posts: 976 Concentration: Accounting, Finance GPA: 3.68 WE: Analyst (Accounting) Re: A painter charges$12 an hour while his son charges $6 an hour. If fat [#permalink] ### Show Tags 08 Jan 2019, 00:21 Bunuel wrote: A painter charges$12 an hour while his son charges $6 an hour. If father and son work the same amount of time together on a job, how many hours does each of them work if their combined charge for labor is$108?

A. 6
B. 8
C. 9
D. 12
E. 18

Both father and son spent equal amount of time.

A) 6

6*12 + 6*6 = 108.

A is the best answer.
VP
Joined: 18 Aug 2017
Posts: 1275
Location: India
Concentration: Sustainability, Marketing
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Re: A painter charges $12 an hour while his son charges$6 an hour. If fat  [#permalink]

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08 Jan 2019, 03:19
Bunuel wrote:
A painter charges $12 an hour while his son charges$6 an hour. If father and son work the same amount of time together on a job, how many hours does each of them work if their combined charge for labor is $108? A. 6 B. 8 C. 9 D. 12 E. 18 12x+6y=108 x=y so 18x=108 x=6 IMO A _________________ If you liked my solution then please give Kudos. Kudos encourage active discussions. e-GMAT Representative Joined: 04 Jan 2015 Posts: 2457 Re: A painter charges$12 an hour while his son charges $6 an hour. If fat [#permalink] ### Show Tags 08 Jan 2019, 04:28 Solution Given: • A painter charges$12 an hour
• His son charges $6 an hour To find: • If both work together on a job, what is the time taken, in hours, to earn$108

Approach and Working:
• In one hour, both of them together can earn $12 +$6 = $18 •$18 * number of hours = $108 Therefore, number of hours = $$\frac{108}{18} = 6$$ Hence, the correct answer is Option A Answer: A _________________ Register for free sessions Number Properties | Algebra |Quant Workshop Success Stories Guillermo's Success Story | Carrie's Success Story Ace GMAT quant Articles and Question to reach Q51 | Question of the week Must Read Articles Number Properties – Even Odd | LCM GCD | Statistics-1 | Statistics-2 | Remainders-1 | Remainders-2 Word Problems – Percentage 1 | Percentage 2 | Time and Work 1 | Time and Work 2 | Time, Speed and Distance 1 | Time, Speed and Distance 2 Advanced Topics- Permutation and Combination 1 | Permutation and Combination 2 | Permutation and Combination 3 | Probability Geometry- Triangles 1 | Triangles 2 | Triangles 3 | Common Mistakes in Geometry Algebra- Wavy line | Inequalities Practice Questions Number Properties 1 | Number Properties 2 | Algebra 1 | Geometry | Prime Numbers | Absolute value equations | Sets | '4 out of Top 5' Instructors on gmatclub | 70 point improvement guarantee | www.e-gmat.com Re: A painter charges$12 an hour while his son charges $6 an hour. If fat &nbs [#permalink] 08 Jan 2019, 04:28 Display posts from previous: Sort by # A painter charges$12 an hour while his son charges \$6 an hour. If fat

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