6th Gr. Rational Numbers

The list below shows the number of rides at nine different rodeos. 28, 7, 13, 7, 8, 12, 22, 14, 6 What is the median number of rides at these rodeos?

• 8
• 22
• 7
• 12

The numbers in each set shown below have a common characteristic. 
Set S:  0.8,  60/100,  0.57,  5/9
Set T:   0.4,  20/100,  0.04,  4/9
Which statement best describes a common characteristic of the numbers in Set S or Set T?

• Each number in Set T is less than 1/4.
• Each number in Set S is less than 0.65.
• Each number in Set T is greater than 1/2.
• Each number in Set S is greater than 0.5.

The students in a science class spent 85% of their class period performing an experiment. What decimal is equivalent to 85%.

• 8.50
• 85.0
• 0.85
• 0.085

Each of three students wrote an equation.
• Nikole wrote 5   2/8  =  21/4
• Erik wrote  5.14  =  21/4
• Keisha wrote 4   1/5  =  21/4
Which of these students wrote an equation that is true?

• Nikole only
• Nikole and Erik only
• Keisha only
• Nikole, Erik, and Keisha

Which number is equivalent to 13/2?

• 6.1, because 13 ÷ 2 = 6 with a remainder of 1
• 26/2,  because 13 × 2  =  26, and  2 × 1 = 2
• 6   1/2,  because 13 ÷ 2 = 6 with a remainder of 1
• 6.05, because 13 ÷ 2 = 6  1/2, and 1/2 = 0.05

A king snake is 31/50 m long. What is an equivalent length of this king snake in meters?

• 0.31 m
• 3   1/50 m
• 0.062 m
• Not here

The information below shows the number and type of teeth in Ava’s mouth:
8  Incisors                  4  Canines
8  Premolars              12  Molars
What percentage of teeth in her mouth are incisors?

• 25%
• 8%
• 24%
• 76%

Ryan had a whole pizza. He ate 1/8 of the pizza for lunch and another 25% of the pizza for dinner. What fraction of the pizza has Ryan NOT eaten?

• 5/6
• 5/8
• 1/4
• 3/8

Ms. Porter had eight parties at her house last year. The number of guests at each party is shown below.
15, 19, 9, 27, 21, 21, 10, 14
What is the median number of guests at these parties?

• 17
• 24
• 18
• 21

An electric eel has a length of 1.84 meters. What fraction is equivalent to the length of this electric eel in meters?

• 1   84/10 m
• 92/500 m
• 1   21/25 m
• Not here