Simplify: 5√150𝑟
Answer:
25√6𝑟
Simplify, write in standard form:
2(3x2 + 4x + 6)
Answer:
6𝑥 2 + 8𝑥 + 12
A classroom has the following
dimensions: 3.2 m high, 1030 cm
long, and 29.86 ft. wide. Find
3
the volume of the room in m .
(Use: 1 meter = 3.28 ft.)
Answer:
299.9 𝑚3
Jacob is a competitive eater. The following
equation represents the amount of time it
takes him to finish 50 hotdogs based on his
average time of 2 hot dogs per minute
y= 50 – 2x. What does y represent?
Answer:
The amount of hot dogs
remaining
Jacob is a competitive eater. The following
equation represents the amount of time it
takes him to finish 50 hotdogs based on his
average time of 2 hot dogs per minute
y= 50 – 2x. What does x represent?
Answer:
The minutes he has been
eating the hot dogs
Simplify: √3𝑚 ∙
Answer:
−4𝑚√6𝑚
2
−4√2𝑚
Simplify:
3
√3𝑛
Answer:
𝑛2 √6
∙ √2𝑛
Simplify, write in standard form:
(5n – 7)(4n2 + 8n – 6)
Answer:
3
2
20𝑛 + 12𝑛 − 86𝑛 + 42
Simplify, write in standard form:
(3x – 8)2
Answer:
9𝑥 2 − 48𝑥 + 64
Simplify, write in standard form:
(6y2 + 8y4 – 5y) – (9y4 – 7y + 2y2)
Answer:
−𝑦 4 + 4𝑦 2 + 2𝑦
Simplify, write in standard form:
(3x2 – 4x +8) + (2x – 7x2 – 5)
Answer:
−4𝑥 2 − 2𝑥 + 3
Simplify, write in standard form:
(3x – 2) – (5x – 4) + (19 + 2x)
Answer:
21
What is the leading coefficient?
– 2x2 – 7 + x3 + 5x4
Answer:
5
Name by number of terms:
4x2 + 6
Answer:
𝐵𝑖𝑛𝑜𝑚𝑖𝑎𝑙
Name by number of terms:
3x3 – 2x2 + x – 8
Answer:
𝑃𝑜𝑙𝑦𝑛𝑜𝑚𝑖𝑎𝑙
Name by degree:
4x2 – 2x + 1
Answer:
𝑄𝑢𝑎𝑑𝑟𝑎𝑡𝑖𝑐
Name by degree:
5x3 + 2x2 + 9
Answer:
𝐶𝑢𝑏𝑖𝑐
Simplify:
−√20 + 2√20 + 3√5
Answer:
5√5
Find the area:
Answer:
15𝑥 3 + 35𝑥 2 − 6𝑥 − 14
Which measurement is most
precise?
1m, 10hm, 1000cm
Answer:
1000 𝑐𝑚
What is the maximum value of
the tolerance range for:
11 ±3%
Answer:
11.33
What is the minimum value of
the tolerance range for:
8±.3%
Answer:
7.976
If a 8 oz. weight is used to test the accuracy
of the deli scale at Publix, which scale is
most accurate:
1: 8.001 oz. 2: 7.99 oz. 3: 8.1 oz.
Answer:
1
A bicyclist training for the Olympics
travels at a rate of 45 mph. Express
this rate at hectometers/sec.
(Use 1 mile = 1609.34 meters)
Answer:
ℎ𝑚
201
𝑠𝑒𝑐
How many decimeters are in
10.5 mm?
Answer:
. 105 𝑑𝑚
The equation y = 5 + 6.25x represents
the cost y of going bowling for x hours
plus the cost of shoe rental. What
does the x in this equation represent?
Answer:
𝑛𝑢𝑚𝑏𝑒𝑟 𝑜𝑓 ℎ𝑜𝑢𝑟𝑠
A rectangle has a width that is 11 inches
longer that its length. What is the
perimeter of the rectangle?
Answer:
4𝑥 + 44 𝑖𝑛𝑐ℎ𝑒𝑠
You purchase 4 liters of lemonade to
make a fruit punch for a party. If there
are .264 gallons in a liter, how many
gallons of lemonade do you have?
Answer:
1.056 𝑔𝑎𝑙𝑙𝑜𝑛𝑠
The football team charges different
amounts for students and adults for
each game and it can be modeled by
the following equation 7s +10a =
16,000. If 500 students came to the
game how many adults were there?
Answer:
1250 𝑎𝑑𝑢𝑙𝑡𝑠
Would the following be rational or
irrational?
√8 + 7
Answer:
𝑖𝑟𝑟𝑎𝑡𝑖𝑜𝑛𝑎𝑙
Would the following be rational or
irrational?
(√2)(√2)
Answer:
𝑟𝑎𝑡𝑖𝑜𝑛𝑎𝑙