Math 7th Grade Final Review

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Express as a unit rate. $23.45 for 6 boxes

$3.90

35\(-7)

-5

What is the square root of two hundred and fifty five

15.96871942

Additive identity element

Zero

Is -3 rational or irrational

rational

12-4[1+(1/3)7]

-1 and 1/3

1 ---- ^2 4

1 ---- 16

2/7 divided by 3/5

10 --- 21

A bus traveled 40 miles in 2 hour?

20

What is the range of these numbers 99,87,77,89,93

22

Round to nearest hundredth 23.467890543

23.56

If I had two sides of a triangle that were three and five and the third side was seven could that form a triangle

3+5=8>7 Yes you can make a triangle

6(8)^2

384

Mikes pizzeria offers a choice of 3 slices 6 pastas and 5 sodas. How many different combinations of pizza, pastas, and sodas can you get

3x6x5=90 90 different combinations

4m+6+2m+3

6m+9

What is the median of these numbers 99,87,77,89,93

77

What is the mean of these numbers 99,87,77,89,93

89

Percents

Always over a hundred

Slope

Change in y -------------- Change in x

Commutative property

Change the order

Dave bought a coat at originally priced at $150 at a 30% off sale how much did Dave save

Dave saved $45

Sarah was going to by a car. She took a loan of $10,000 for 4 years and 6% interest. How much interest will she save?

I=prt I=(10,000)(4)(6) I= 240000

Area of a rectangle

Length x width

List the five inequality symbols

Less than, more than, less than or equal to, more than or equal to

Multiplicative identity element

One

A_____ is a comparison of two quantities by division

Ratio

Is pi rational or irrational

Rational

Joan went to the store she bought a pencil case for $8.56 a pack of pens for $3.00 and five notebooks for $15.00 she paid with two twenty dollar bills. How much change did Joan receive?

She will receive $13.44 in change

Associative property

Switch the groups

Triangle inequality Theorem

The sum length of any two sides of a triangles must be bigger then the the third side

If a sphere had a radius of 6 what would the volume be?

V=4/3 pi r cubed V=4/3 pi 6 cubed V=288 pi


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