questions on attachment!!!

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- July 13th 2006, 07:48 PMLaneHelp Hurry Pre-test 6a
questions on attachment!!!

- July 13th 2006, 08:54 PMearboth1,2,3 solvedQuote:

Originally Posted by**Lane**

to 1) rearrange the expression:

Now plug in the given values:

to 2) Use the substitution . You'll get a quadratic equation:

Re-substitute: or

to 3) Multiply the equation by the denominator. You'll get:

Therefore:

Greetings

EB - July 14th 2006, 06:37 AMSoroban
Hello, Lane!

Quote:

4. The amount of power generated by a satellite's power supply is:

where is the power in watts and is the time in days.

For how many days will 22 watts of power be available? .Round to the nearest whole day.

We are given:

The equation becomes: .

Divide by 50: .

Multiply by

Rewrite in log form: .

Therefore: .

Quote:

5. The mathematical model for learning an aseembly line procedure needed for assembling

one component of a manufactured item is: .

where is the proportion of correctly assembled compnents after practice sessions.

How many practice sessions are required to have at last 75% of the components correctly

assembled within the given time period? .Round any non-integer to the next higher whole number.

Is there a typo? . . . I'm getting a strange answer.

We want

The equation becomes: .

. . . .

Multiply by

Log form: .

Then we have: .

An assembler achieves a 75% proficiency level**during**the first session?