Inequalities
What is an inequality?
The relation between two expressions that are not equal
What is a unit rate?
It is a comparison between distance and time, represented by distance/time.
What is comparing unit rates?
Looking at two unit rates to see how they are similar or different.
What is a cell?
A space where a row and a column intersect.
What is the pattern for this:
x | y
0 | 0
1 | 1
4 | 4
5 | 5
y = x
What is the solution set for this inequality: 6y>45
y>9
If a car travels 180 miles in 3 hours, what is the unit rate?
60 mph
Diego runs 24 miles in 6 hours, and Mia runs 18 miles in 4 1/2 hours. Who runs at a faster rate? SHOW YOUR WORK;)
Diego: 4 miles an hour
Mia: 4 miles an hour
Diego and Mia run at the same rate.
What is a range.
A selection of cells extending across a row, column or both
SHOW US YOUR WORK:)
Solve for x:3x-5 ≤ 10
X≤5
1/2 a shirt
One phone plan offers 225 minutes for $18.75, while another gives 320 minutes for 26.40. Which is the better plan. Round to the nearest hundredth when necessary and SHOW YOUR WORK;)
Plan 1: $0.08 per minute
Plan 2: $0.08 per minute
They are the same💵
A built-in operation from the spreadsheet app you can use to calculate values
What is the pattern in this:
x | y
0 | -2
3 | 19
9 | 63
What is 3x*9-2≥106
x≥4
A runner covers 36 km in 9 Hours. What is his speed in miles per hour. (1 km≈ 0.62) Round to the nearest hundredth if necessary, and SHOW YOUR WORK ;)
2.48 miles/hour
One internet provider offers 200 GB of data for $40, while another offers 150 GB for $32. Which is the better plan? Round to the nearest hundredth if necessary. SHOW YOUR WORK:)
Plan 1: 5 GB per dollar
Plan 2: 4.69 GB per dollar
Plan one is better 📺
What is a function?
A built-in operation from the spreadsheet app you use to
Draw a graph for the pattern y=6x-3
SHOW US YOUR WORK:)
-5x+6*7>181
x<-5
A company processes 38,400 emails in 32 hours. What is the rate per second. Round to the nearest hundredth if necessary.
0.33 Emails/second
One jet flies 2400 miles in 4.5 hours, while another flies 3150 miles in 6.2 hours. Which jet is faster? Round to the nearest hundredth if necessary, and SHOW YOUR WORK;)
Jet 1: 533.33 miles/hour
Jet 2: 508.06 miles/hour
Jet 1 is faster✈️
What would a formula for calculating the average of b5 to b9?
=AVERAGE (B5:B9)
What is the pattern
x | y
0 | -7
1 | - 11 2/3
2 | -16 1/3
4 | -25 2/3
y = -4 2/3x - 7