Challenge
True or False?
2:5 < 1/6
Answer:
False
6 notebooks cost $27.
What is the Unit rate?
Answer:
$4.50 each
3/4 = x/16
Answer:
x = 12
Is it proportional?
2 → $9
4 → $18
Answer:
Yes
Ratio = 4 : 5
Total = 45
20 and 25
What is the unit rate?
Answer:
35 Questions per test
150 miles in 2.5 hours.
Unit rate?
Answer:
60MPH
0.5/2 = x/8
Answer:
x = 2
Is it proportional?
3 → 10.5
6 → 20
Answer:
No
Ratio = 6 : 8
Total = 70
Answer:
30 and 40
Is this a direct proportion? yes or no?
The longer Kelly drives, the less fuel she has left
Answer:
No
8 items cost $30.
What is the unit rate?
Answer:
$3.75 each
2.5/5 = x/10
Answer
x = 5
Find unit rate:
2.5 hours = $20
Answer:
8 per hour
Ratio = 7 : 9
Total = 64
Answer:
28 and 36
Which equation can you use to find the missing term in the proportion:
6/3.5 = 11/a
Answer:
6a = 3.5 x 11
12 pounds cost $21.60.
What is unit rate?
Answer:
$1.80 per pound
7.5/3 = x/6
Answer:
x = 15
If 1 item costs $6.75,
find cost of 8 items
Answer:
$54
Ratio = 5 : 8
Total = 91
Answer:
35 and 56
Which is the best buy?
Answer:
24 oz for $1.00
5 gallons of gas cost $19.25.
Unit rate?
$3.85 per gallon
4.2/7 = x/14
Answer:
x = 8.4
A car travels 180 miles in 2.5 hours.
How far in 6 hours? Unit Rate = 72mph
Answer:
432 miles
Ratio = 6 : 11
Difference = 25
35 and 50