Agile mind Grade 8 Topic 2 Real Numbers

Order the lengths from smallest to largest
√40, √23, 15, 3, √100

• √40, √100, √23, 3, 15
• 3, √23, √40, √100, 15
• √23, √40, √100, 3, 15
• 3, 15, √23, √40, √100

Tags

CCSS.8.NS.A.2

Which of the following number sets best describes the square root of 12?

• natural, integer
• rational, real
• integer, rational, real
• irrational, real

Sally works at a hardware store.  She needs to make a display by stacking boxes of nails.  She knows that she has 343 boxes and she decides to arrange them all in a large cube.  She needs to tell her boss how tall the arrangement will be when she is finished.  If Sally uses all 343 boxes, the cube display will be  ____ boxes tall and she will have ______ boxes left over.

• 7, zero
• 13, 12
• 34 , 3
• 100, 43

Tags

CCSS.8.EE.A.2

Which of the following lists all the number sets that zero belongs to?

• Natural, Whole, Integer
• Whole, Integer, Rational,Real
• Whole, Integer
• Irrational, Real

Which of the following belong between 4 and 5 on the number line?

• √7
• √42
• √3
• √20

Tags

CCSS.8.NS.A.2

Which statement is true about the number √26?

• It is a rational number
• Its decimal expansion repeats
• It is irrational number
• It is less than zero

Tags

CCSS.8.NS.A.1

Which of the following numbers are irrational?

• 1/2
• 5.4
• 3.333333
• √7

Tags

CCSS.8.NS.A.1

The square ABCD has an area of 15 square units.  What will the exact length of the side be?

• 15
• √15
• 1.5
• .15

John wants to create a square garden with 150 square feet of space.  Between which two lengths (feet) would the length of the garden be?

• 14 and 15
• 12 and 13
• 9 and 10
• 10 and 11

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What fraction is equivalent to 0.632 where 32 is repeating?

• 632/999
• 626/990
• 600/900
• 32/999