Math 7 Review

solving equations

100

3x+5

8x 

200

-4(-3n-8) = 10n+20

n = -6

300

7x+11=88

x=11

400

2(x-5)=5x+23

-11=x

500

-3(x-6)+4(x+1)=7x-10

x= 16/3

simplifying equations

100

5m+8+3m+7

8m+15

200

-n-5(-6-7n)

2(17n+15)

300

5m+8+3m+7

8m+15

400

8x+4+3(2x-3)

14x-5

500

2(x+5)+3(x-2)

5x+4

ratios/proportions

100

what is 28 to 12 in simplest from?

7:3

200

3 equivalent ratios of 7:5?

14:10 , 21:15 and 28:20.

300

A large fruit basket contains 21 apples to 14 oranges?

~what is the ratio of apples to oranges in simplest form?

3:2

400

What is the ratio for 5 and 9?

 10 : 18

500

What is the equivalent ratio of 10 and 3?

6:20

statistics/probability

100

median of 5,10,15,20,25,30,35

20

200

whats the range of {6,4,2,3,1,5}

5

300

median of 3,4,5,6,7

5

400

what is the median of {20,19,18,17,16,15,14,13,12,10}

15.5

500

what is the range and median of  {40,39,36,50,10,56,89,76,41,12,23,91}

range:   81

median:  40.5

Random

100

First you eat me, then you get eaten. What am I?

A fish:hook

200

I am easy to lift, but hard to throw. What am I?  

A feather.

300

when did the holocaust begin?

January 30, 1933

400

WHATS KAYLEIGHS FAVORITE COLOR?

1).purple

2).blue

3).pink

4).yellow

5).all the above 

2). blue 

500

what is a famous line from the movie lorax?

Unless someone like you cares a whole awful lot, Nothing is going to get better.