Download Review Math 7 Real Numbers

Review Math 7 Real Numbers
1.
Between which two integers does 51 lie?
2.
Which of these is a rational number? :
3.
Which of these is an integer?: 6
4.
Which of these is irrational? : 2.910984 
5.
Represent the following 3 other ways:
6.
Simplify:
7.
Write the standard numeral 64 in exponential form.
8.
Write the decimal .8 as a fraction in lowest terms.
9.
What would be the best graph to display the profits of a business
over a 5 year period?
100
– 2.4
10 – 3
a2
a6
10. Solve for x: 10 + 5x = –30
11. Solve for b: 9 = 3 – 3b
12. Solve for y:
22
y –6 = 2
3
13.
Write in simplest exponential form:
2∙3∙3∙2∙2
r4 ∙ r5
14.
Simplify:
15.
Find the value of:
6–3
16.
Find the value of:
43 ∙ 52
17. How many kilometers is 78 meters?
18. How many ounces are in 52 pounds?
19. Write in scientific notation: .0000000409
20. Write in scientific notation: 831,000,000
21. Write in standard form: 5 X 10 – 6
22. Write in standard form: 8.9 X 104
23.
Which is the largest number?:
24.
9.1(10 – 5 )
8.2(10 – 4)
2.1(10 – 4)
Why is the mean not a good description of the following data?:
1, 2, 2, 3, 3, 2, 16, 1