Cross Product
Use cross products to solve the proportion. 
The value of the variable is
Round answer in tenth place. 
 6        y  5        8
=
Use cross products to solve the proportion. 
The value of the variable is
 n        7  4       14
=
Use cross products to solve the proportion. 
The value of the variable is
Round your answer in hundredth place. 
 8        5 22       d
=
Use cross products to solve the proportion. 
The value of the variable is
 2       18  9         s
=
Use cross products to solve the proportion. 
Write your answer in hundredth place.
The value of the variable is
 a        5 28      16
=
Use cross products to solve the proportion. 
The value of the variable is
Write your answer in tenth place.
 35        b   8         4 
=
Use cross products to solve the proportion. 
The value of the variable is
 x        28  3         4
=
Use cross products to solve the proportion. 
The value of the variable is
 28         14        4
=
Use cross products to solve the proportion. 
Round answer in hundredth place. 
The value of the variable is
 6.5        14   c           7
=
Use cross products to solve the proportion. 
The value of the variable is
Round answer in hundredth place. 
 a        4.5  3          2
=
Use cross products to solve the proportion. 
The value of the variable is
Round answer in hundredth place. 
 11        k  12        9
=
Use cross products to solve the proportion. 
Round answer in hundredth place. 
The value of the variable is
 25        9   m        4
=
Use cross products to solve the proportion. 
Round answer in hundredth place. 
The value of the variable is
  5        7 8.6       d 
=
Use cross products to solve the proportion. 
The value of the variable is
 15        1.2   c           8
=
Use cross products to solve the proportion. 
The value of the variable is
Round answer in hundredth place. 
 2.4        y    3       13.2 
=
The ratio of the number of Abby's CDs to the numberof Chen's CDs is 3 to 6. Abby has 48 CDs. How many CDs does Chen has?  
CDs
The ratio of girls to boys at a middle school is 9 to 27. There are 234 boys at the school. How many girls areat the school?  
girls
The ratio of an animal's weight on Earth to its weighton the moon is 60 pounds to 3 pounds. About how much would 4000 pounds elephant weighon the moon? 
pounds
The ratio of an animal's weight on Earth to its weighton the moon is 20 pounds to 4 pounds. About how much would 7 pounds Koala weighon the Earth? 
lbs
A digital subscriber line (DSL) Internet connection can
transfer 42 megabits of information in 5 minutes. 
How long would it take to transfer 75.6 megabits
of information? 
minutes
参加了这次测试的学生也参加了 :

创建 That Quiz — 一个点击即可进行数学练习测试.