Tuesday

October 21, 2014

October 21, 2014

Posted by **Catherine** on Tuesday, June 25, 2013 at 3:05pm.

k: 2a: 5k

respectively. If their total expenses each month equal $1400, how much is Ketan's monthly contribution?

(A) 280/2a+6k

(B) 700/2a+6k

(C) 1400k/2a+6k

(D) 2800a/2a+6k

(E) 7000k/2a+6x

Please help! I have no idea how to do this.

- Math -
**Steve**, Tuesday, June 25, 2013 at 3:35pmk+2a+5k = 1400

6k+2a = 1400

1400/(2a+6k) = 1

multiplying by 5k, we get

7000k/(2a+6k) = 5k

So, (E)

To check, plug in something simple like k=100 and see what you get.

**Answer this Question**

**Related Questions**

math - You spend $685 a month on living expenses. If your monthly income is $...

algebra - summer begins from june 1st until august 31st. i can make $6.00 per ...

Math: - Fred’s net monthly income is $3933.12 Rental: $700 Car Payment: $363.75...

math consumer - Zoe's gross income is $16,960. His medical expenses for the ...

math - the ratio of an executives expenses to income is 5 to 8. What are the ...

Math! - The actual expenses for the most recent fiscal quarter were 121% of ...

Healthcare Finance - Great Forks Hospital reported net income for 2007 of $2.4 ...

math - Wally kept track of last week’s money transactions. His salary was $150 ...

Managerial Accounting - 1) If the Cost were split simply 50-50- than allocated ...

Accountinhg - A difficult problem in calculating the total costs and expenses of...