Janelle makes a beaded key ring. She uses
12 beads total. Among the 12 beads are 3 purple beads and
6 green beads. What is the ratio of purple beads to green
beads?
Mathematics Practice 1
Quiz
•
Mathematics
•
9th - 12th Grade
•
Easy
Alynna Alvarado
Used 2+ times
FREE Resource
72 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Janelle makes a beaded key ring. She uses
12 beads total. Among the 12 beads are 3 purple beads and
6 green beads. What is the ratio of purple beads to green
beads?
3:6
6:3
1:2
3:4
Answer explanation
The ratio of purple beads to green beads is 1:2 because there are 3 purple beads and 6 green beads, which simplifies to 1:2.
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
For every 100 bottles of water, 25 were fruit flavored.
Compare the number of fruit-flavored bottles of water
to all bottles of water.
1/4
4:12
50:150
1/25
Answer explanation
To compare the number of fruit-flavored bottles to all bottles, we have 25 fruit-flavored bottles out of 100, which simplifies to 1/4.
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
In a recipe, the ratio of salt to sugar is 1:7 and the ratio of sugar to pepper is 2:13. What is the ratio of pepper to salt?
2:19
13:1
1:13
91:2
Answer explanation
To find the ratio of pepper to salt, multiply the ratios of sugar to pepper (2:13) and salt to sugar (1:7) to get 2:91. Therefore, the ratio of pepper to salt is 91:2.
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Eric walks 2/4 mile to the east every 5/7 of an hour. What is the rate of Eric's walk?
12/4
3 and 1/2
3 and 2/3
3 and 1/3
Answer explanation
Eric walks 2/4 mile in 5/7 of an hour, which simplifies to 1/2 mile in 5/7 of an hour. To find the rate, divide distance by time: 1/2 ÷ 5/7 = 3 and 1/2 miles per hour.
5.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
What type of number is -3? Select all that applies
Whole Number
Rational Number
Integer
Real Number
Answer explanation
-3 is a Rational Number because it can be expressed as a fraction (-3/1), an Integer as it is a whole number with no decimal part, and a Real Number as it can be located on the number line.
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What type of number is 0
Natural Number
Irrational Number
Whole Number
None of the Above
Answer explanation
0 is considered a Whole Number because it is an integer that is not negative and includes zero.
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
In PEMDAS, letter E also represents exponents. In this equation, 2 + 5 - ( 8 -3 ) / 23 ,
what should be the last step to solve it?
Subtract 8 from 5
Subtract 2 from 7
Subtract 3 from 8
Subtract 5 from 8
Answer explanation
The last step to solve the equation is to subtract 2 from 7, which results in 5.
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