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問題一覧
1
The specialized bird feet shown in the illustration are a result of natural selection and are examples of
adaptations
2
Which measurement can be used to determine if earplugs are needed when working in a factory?
decibels
3
The graph shows changes over time in a population of bacteria added to a test tube of growth medium.
What activity characterizes the growth cycle during phase II?The graph shows changes over time in a population of bacteria added to a test tube of growth medium.
What activity characterizes the growth cycle during phase II?
Bacteria are dividing regularly by binary fusion
4
Carbon-14 is an example of an
isotope
5
Which occupation would most likely be involved in genome mapping?
geneticist
6
At an airport, 25% of the flights arrive from within the state, 35% from out of state, and the rest from other countries. How many flights arrived from out of state, if a total of 240 flights arrived?
84
7
A friend gives a neighbor 13 2/3 feet of twine from a brand new spool, leaving 38 2/5 feet of twine on the spool. How many total feet of twine were originally on the spool?
52 1/15
8
If an employee invests 5% of his pre-tax salary into a retirement plan, the company will match 25% of that amount. How much will the company contribute to the plan if the employee earns $50,000 before taxes?
$625
9
Two tanks are each partially filled with 96 gallons of water, as shown in the illustration.
Tank A is 4/5 full, and Tank B is 2/3 full. What is the maximum amount of water that can be held in both tanks together?
264 gallons
10
A wooden box is 1 foot high, 3 feet wide, and 5 feet long. Bob is going to use it for a table top and plans to paint the 4 sides and top. How many square feet will be painted?A wooden box is 1 foot high, 3 feet wide, and 5 feet long. Bob is going to use it for a table top and plans to paint the 4 sides and top. How many square feet will be painted?
31
11
Remnant mostly nearly means
part left over
12
Spite most nearly means
malice
13
Adorn most nearly means
worship
14
Alleviate most nearly means
lessen
15
Confidante most nearly means
close friend
16
Which of the values of z would NOT satisfy 3 - z ≥ 7?
-10
17
If x = 2, what is the value of 8x - x?
14
18
Simplify: 32/7
4 4/7
19
Simplify: 160/240
2/3
20
The factors of x2 - 64 are
(x + 8)(x -8)