Sunday

February 1, 2015

February 1, 2015

Posted by **Sarah** on Friday, February 8, 2008 at 9:04pm.

2. A bicycle maker sold 300 bicycles last year at a profit of $300 each. The maker wants to increase the profit margin this year, but predicts that each $20 increase in profit will reduce the number of bicycles sold by 10. How many $20 increases in profit can the maker add in and expect to make a total profit of at least $100,000?

3. The current in a circuit is amps (I), and the impedance is ohms (Z). What is the voltage? (Hint: use the formula

4. Write two complex numbers whose product is 10.

- Algebra -
**bobpursley**, Friday, February 8, 2008 at 9:22pm4. what about 3+i, 3-i ? or -sqrt10 i, +sqrt10 i

or 1 + 3i,1-3i

on 1. You know the perimeter (180=2L+2w) and the area 1800<L*W

Solve by substution.

**Answer this Question**

**Related Questions**

Algebra - 1. Juanita has 180 feet of fencing that she intends to use to build a ...

Math - Corinda has 400 feet of square fencing to make a play area. She wants the...

Math - 1. A man has 22 feet by 26 feet rectangular lot that he will use for ...

geometry - ye has 44 feet of fencing to enclose a rectangular garden. She wants ...

College Algebra - Rita has 88 feet of fencing. She wants to use this fencing to ...

algebra - A man wants to build a rectangular pen in which to keep his dog. If he...

math - a dog owner has 200ft of fencing and wants to enclose the greatest ...

College Algebra - A rancher wishes to enclose a rectangular partitioned corral ...

Math - 24 m of fencing are available to enclose a play area. what would the ...

Math - The first question is this: Helen designs a rectangle with an area of 225...