SBAC Review - Day 15

by Men Sam

| 19 QuestionsCLASSWORK:

1. Use mental math, calculator, and scratch paper when necessary.

1

1

Data Set: 3, 4, 2, 6, 3 8, 10, 29

Find the Range.

2

1

Data Set: 3, 4, 6, 3, 8, 10, 29

Find the Range.

3

1

Data Set: 3, 4, 6, 3, 8, 10, 29

Find the Mode.

4

1

Data Set: 8, 4, 6, 13, 8, 10, 29

Find the Mode.

5

1

How do we find the median of a data set?

the most often number

find the total, then divide by how many there are

order least to greatest, then find the middle number

highest minus the lowest number

6

1

How do we find the mode of a data set?

the most often number

highest minus the lowest number

order least to greatest, then find the middle number

find the total, then divide by how many there are

7

1

How do we find the range of a data set?

highest minus the lowest number

find the total, then divide by how many there are

order least to greatest, then find the middle number

the most often number

8

1

How do we find the mean of a data set?

find the total, then divide by how many there are

highest minus the lowest number

order least to greatest, then find the middle number

the most often number

9

1

How do we find the Surface Area of a 3D figure?

A = lw

A = 1/2h(b1+b2)

A = total area of the surface of a 3D object

A = bh

A = 1/2bh

10

1

How do we find the area of a triangle?

A = bh

A = lw

A = total area of the surface of a 3D object

A = 1/2h(b1+b2)

A = 1/2bh

11

1

How do we find the area of a parallelogram?

A = 1/2bh

A = bh

A = total area of the surface of a 3D object

A = lw

A = 1/2h(b1+b2)

12

1

Jeans cost $45. It is 20% off. Find the discount and the sale price.

Hint: What is 20% of $45?

Sample Answer: $10 ; $28

13

1

Dinner costs $38. Tax is 8%. Find the tax amount and the total cost of dinner.

Hint: What is 8% of $38?

Sample Answer: $10.50 ; $28.50

HOMEWORK:

1. Show work on binder paper. I will collect.

2. Try your best and submit.

14

14

1

Hint: A Box Plot is broken up into 4 sections using 5 dots.

Dot 1 = lowest number

Dot 2 = Quartile 1

Dot 3 = Median

Dot 4 = Quartile 3

Dot 5 = highest number

Sample Answer: T, T, T, F, F, F

15

16

17

18

19

15

1

Surface Area = front+back+left+right+top+bottom

Sample Answer: SA = 125.5 square in

16

1

V = lwh

Sample Answer: 12.5 cubic ft

17

1

Hint for mean: 9 x 10,000 + 70,000...now divided by how many?

Hint for median: order least to greatest, then find the middle number.

Sample Answer: median = $5,000 ; mean = $7,000

18

1

Sample Answer: He should use the mean to recruit people, because it is [higher or lower] than the $13,000 average

19

1

[yes or no] ; the median is better because 9 out of 10 only makes $10,000

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