Ratios or Proportions
Solve.
x/6=4/12
x=2
an oil spill is spreading at a rate of 30 square feet per second and you want to know how much it spreads every 1/2 second. Find the answer
15 ft2
What is this ratio in faction form?
4:5
4/5
Solve the protortion.
7/n = 42/48
n=8
What value of p makes the equation below true?
6 − 2p = −48
A. −27 C. 21
B. −21 D. 27
27
Reduce the ratio
16:24
2/3
solve
3/8 x n = 18
n=48
What is a Proportion? (definition[letter])
A.a numerical quantity that is not a whole number
B.a part, share, or number considered in comparative relation to a whole
B.a part, share, or number considered in comparative relation to a whole
What is a Ratio? (definition[write it out])
A. a part, share, or number considered in comparative relation to a whole
B.The relation between two amounts showing the number of times one value contains within the other
C. a numerical quantity that is not a whole number
B:The relation between two amounts showing the number of times one value contains within the other
If 4lbs of jelly beans cost $6.82, how much would 2lbs cost?
x=3.41
Solve
4 x a + 16=60
11
Find two ratios that are equivalent to 3/5
6/10 and 9/15
You mix 1/4 cup of juice concentrate for every 2 cups of water to make 18 cups of juice. How much juice concentrate and water do you use?
2 cups
Jacob ran 10 miles in 80 minutes. At the rate how far would he run in 2.5 hours?
X=18.75
Find the value of a
a:15=2:5
a=6