Proportions
-3/15 = x/-20
x = 4
19 is greater than or equal to x - 5
x is less than or equal to 24
27 is greater than -9x
x is greater than -3
Write a proportion and solve:
11 is to x as -132 is to 60
x = -5
Which teacher is going to D.C. for Spring Break?
Ms. Harris
9/x = 5.94 / 3.3
x = 5
15 + x is greater than -33
x is greater than 48
15 - x is greater than - 33
x is less than 48
write a proportion and solve:
-0.25 is to 8 as x is to -32
x = 1
Which teacher is backpacking the Catalina trail?
(x-2) / 18 = 5/-3
x = -28
- 3/2 x is less than or equal to 15
solve and graph!
x is greater than or equal to -10
graph and solve:
-1/4 (3 - x) is less than 2 1/4
x is less than 12
Ms. V can run 1 mile in 6.5 minutes. How long will it take her to run a 5k if she holds the same pace? (3.1 miles = 5 kilometers)
20.15 minutes or 20 minutes and 9 seconds
Which teacher is running the LA Marathon over Spring Break?
Ms. V
5x / 12 = (x+3) / 5
x = 2 10/13
-2.5( x + 9) is greater than or equal to 5/2
solve and graph!
x is less than or equal to -10
solve and graph:
5 ( 3x + 3) is greater than -2 (1 - x)
x is greater than 1 4/13
Mr. Miller has read 4 and a half books in the first two months of the year. At this rate, how many books will he read this year? Write a proportion and solve.
27 books
Which teacher is going to Alaska over Spring Break?
Ms. Hardy
- 27 / (x-5) = 20 / (x+3)
x = 19 / 47
solve and graph:
-3( x - 2) is greater than or equal to -5(10 + x)
x is greater than or equal to -28
solve and graph:
-2d + 18 - 8d is less than or equal to 9d - 18
d is greater than or equal to 1 17/19
A postmates driver makes 3 deliveries in their first 20 minutes. If they drive for 5 hours total, how many deliveries will they make?
42 deliveries
Which teacher is doing "as little as possible" over spring break?
Ms. Holmgren