• Placement Questions

Frequently Asked Interview Questions and Answers

(#M40117969) EXAM QUESTION Keep an EYE

an electrician can install the electric wires in a house in 14 hours.a second electrician requires 18 hours. how long would it take both electricians, working together, to install the wires?

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(#M40117968) EXAM QUESTION Keep an EYE

A farmer has 680 feet of fencing to enclose a pasture. Because a river runs along one side, fencing will be needed only on three sides. Find the dimensions of the pasture if its length is double its width.

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(#M40117967) EXAM QUESTION Keep an EYE

What do you understand to be the basic steps involved in problem-solving.Discuss the importance of following these problem solving steps when presented with a problem

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(#M40117966) EXAM QUESTION Keep an EYE

Bilogists tagged 500 fish in a lake on January 1. On February 1 they returned and collected a random sample of 400 fish, 8 of which had been previously tagged. Approximately how ma

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(#M40117965) EXAM QUESTION Keep an EYE

Thank you in advance for help with this equation. x^4-8x^2+11=0

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(#M40117964) EXAM QUESTION Keep an EYE

Can someone please help me with this word problem! Thanks a lot.

If $3000 is invested in an account that pays interest compounded continuously, how long will it take to grow $6000 at 7%?

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(#M40117963) BOOK QUESTION Keep an EYE

(Y + 4)(Y + 3)

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(#M40117962) EXAM QUESTION Keep an EYE

How much 18% acid solution must be mixed with 38% acid solution to create 75 oz of 25% acid solution?

Using variables x & y, write two equations.

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(#M40117961) EXAM QUESTION Keep an EYE

I am confused. o.k. the problem is xsquared+7x+9=0 i do not get how to find the vertex . i know it has to do with the it being max or miminmum . right ?
Thanks for the help !!
- confused

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(#M40117960) EXAM QUESTION Keep an EYE

Please help me.

I have simplified the equation: 2/5-y/y-2. I got -3y+4/5(y-2). Is it correct? Can it be further simplified?

Thanks

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