Perplexing Proportions
x/9 = 10/6
What is x = 15?
The proportion that is equivalent (has the same solution) as this proportion:
5/x = 6/12
a) 5/x = 12/6
b) x/5 = 12/6
c) 6/x = 5/12
What is b) x/5 = 12/6?
x/5 = 3/4 = y/10
What is x = 15/4 and y = 15/2? (Or equivalent numbers?)
The number of hot dogs it takes to feed 21 hungry boy scouts if it takes 16 hot dogs to feed 7 hungry boy scouts.
What is 48 hot dogs?
12/18 = 18/x?
What is x = 27?
The proportion that is equivalent (has the same solution) as this proportion:
x/3 = 4/7
a) x/4 = 3/7
b) x/3 = 7/4
c) x/4 = 7/3
What is a) x/4 = 3/7?
(x + 1)/2 = y/12 = 3/y
What is x = 0 and y = 6?
The amount of time it takes Mr. Shemwell to bike 2 miles home if it takes him 26 minutes to bike 6 miles to the river.
What is 26/3 minutes? (Or equivalent numbers?)
What is x = -1?
The proportion that is equivalent (has the same solution) as this proportion:
a/5 = b/8
a) 8/5 = b/a
b) b/5 = a/8
c) a/b = 8/5
What is a) 8/5 = b/a?
What is x = 10, y = 15, z = 20?
The weight of 9 Geometry textbooks when 14 Geometry textbooks weigh 51 lbs.
What is 459/14 OR 32.79 lbs?
(2x - 3)/11 = x/13
What is x = 13/5? (Or equivalent numbers).
A proportion that is equivalent (has the same solution) as this proportion:
a/b = c/d
What is b/a = d/c?
OR
What is a/c = b/d?
OR
What is d/b = c/a?
What is 30, 70, and 80 degrees?
The amount of calories in a 72 degree slice of apple pie if the entire pie is 6400 calories.
What is 1280 calories?
What is x = 6?
The proportion that is equivalent (has the same solution) as this proportion:
x/3 = 5/10
a) x/(x + 3) = 5/15
b) (2x)/6 = 10/10
c) 3/5 = x/10
What is a) x/(x + 3) = 5/15?
The angles of a quadrilateral that have the extended ratio 1:2:3:4.
What is 36, 72, 108, and 144 degrees?
The number of cats needed to kill 100 rats in 30 minutes if 6 cats kill 6 rats in 6 minutes.
What is 12 cats?