Friday

October 31, 2014

October 31, 2014

Posted by **Gabby** on Tuesday, September 3, 2013 at 7:56pm.

s=p-0.25 p;$30

s=p-25:$15***

s=p-0.25p;$10

s=p-0.25;$39.75

Simplify the expression (0.4)^3

0.64

1.2

12

0.064***

Simplify the following expression: 5^2-4/5+2

1/7

6/7

26.2***

3

Find the value of the expression below for r=4 and t=2.... t^3-r+20 divided by r

9***

72

6

40

Ms.Sue or Steve am I correct???

- URGENTquestions for Math -
**Gabby**, Tuesday, September 3, 2013 at 8:14pmMs.Sue... Steve or any other tutor that deals with math.. can you see if my answers are correct?

- URGENTquestions for Math -
**Reiny**, Tuesday, September 3, 2013 at 9:40pm1. p - .25p

= 40 - .25(40)

= 40 - 10 = 30 , so A

2. correct

3. 5^2 - 4/5 + 2

= 25 - .8 + 2

= 26.2 , correct

4. (t^3 - r + 20) /4 , when r=4, t=2

= (8 - 4 + 20)/4

= 24/4 = 6 , so C

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