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Thanks

This type of questions is my weakness.
Thanks for the answers. I will try to not make the same mistake tomorrow at my G day!:)

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equation

What we need to do is make an algebraic expression for: "At the end of the 6th year, the tree is 1/5 taller than it was at the end of the 4th year." I am going to call the annual growth x. The height of the tree after 4 years is: 4 ft + 4x The height of the tree after 6 years is: 4 ft + 6...

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1.Before being simplified,the instructions for computing inc

1.Before being simplified,the instructions for computing income tax in Country Rwere to add 2 percent of one's annual income to the average(arithmetic mean)of 100units of Country R's currency and 1 percent of one's annual income.Which of the following represents the cimplified formula for computing ...

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question

cramya wrote:Is statement I correct? I dont understand y =x<y-x

Can u please check?

The anwer is A.
statement one is y=x<yx

I got this from site. On my print out, the statement is y+x<y x
There is gap in between<y and x. so I am not sure if it is y*x or y-x?

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answer is B

cramya wrote:I am getting D).

Whats the official answer?

The answer is B. I think because the first one can come out with a^3-a^2=48. a= 4 or -3.
the second one is b=-1, or 2.
B=-1 a=4
B=2, no values for a.

thus answer is B.

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unit digit question

"m is two digit number and 2m is a three digit number, what is the unit digit of m?"
(1) the unit number of 2m is 4
(2) the unit number of m is the same as the tens number of 2m

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If x=3y, is X^2>y^2?

(1) y =x<y-x?
(2) x^2=9y^2

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don't understand

My Answer is 2/5 Let the couple be Aa Bb and C( single person ) out of 5 places Assume if C takes the 1st place A can take the first place in 4 ways , a cannot take the second place. it has to be taken by wither B or b hence is 2 ways and the last 2 places in 1 way hence 1*4*2*1*1 = 8 ways Assume C...