Proportional Relationships
Kevin uses 2/3c of flour to make 2 servings of biscuits. How many cups of flour are there per serving? How many cups of flour should Kevin use to make 7 servings?
1/3c & 2 1/3c
Peggy earned $20 for each lawn she mowed last summer. This summer, she raised her price to $23 per lawn. What is the percent increase of Peggy's charges?
15%
What is the result of subtracting 35 from 25?
-10
(-4)(-8)(-5)
-160
-3-(-3-7)
7
Donya ran a 3k race at a constant speed in 21 minutes 30 seconds. At this speed, how long would it take her to run 1k?
7min & 10sec
Robert is inspecting a shipment of 22-inch pipes. The lengths of the pipes may vary by 1%. What is the range of allowable lengths of pipes?
21.78in to 22.22in
Can you add 2 positive integers and get a negative integer?
no
(0.5)(-0.5)(-4)(-4)(-1)
__+24x=6(7+4x)
42
It costs $20 for 4 play tickets and $35 for 7 play tickets. Is cost per ticket constant?
Yes
From 50 to 22 is a ___ percent increase/decrease
56% decrease
-10+30+(-40)+(-20)
-40
(2/3)(-9/8)(-4/5)(-1)
-3/5
6+4(5-3)=6+20-____
12
At 1:00pm, a diver's elevation is -30 feet relative to sea level. At 2:00pm, the elevation is -45 feet. At which time is the diver farther from sea level?
2:00PM
from 50 to 43 is a ____ percent increase/decrease
14% decrease
Neveah goes out to dinner at a restaurant. The bill for the dinner is $57.25. Neveah gives a 20% tip. What is the total cost for dinner?
$68.70
Tyrel is exploring a cave. Every hour, he makes 4 vertical descents of 3.5 meters. The expression 3(4)(-3.5) represents his change in elevation in meters after 3 hours. What is the total change?
-42
4(2x-3)
-8x-12
tHE SHARE OF STOCK CCOSTS $83.60. The next day, the price icreases $15.35. The following day, the price decreases $4.75. What is the final price?
$94.20
From 28 to 42 is a ____ increase/decrease
50% increase
3-(-7)=
10
Callie bought 4 pies from a bakery for a holiday dinner. The total cost was $75.80. If each pie cost the same, how much did 1 pie cost?
$18.95
(4x - 7.2)+(-5.3x - 8)
-1.3x-15.2