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WorksheetsSecond Quarter Exam in Enhanced Math 7
Total questions: 51
Worksheet time: 51mins
Name
Class
Date
1.
Johnny is a runner. What unit of time he should use in a practice for an athletic game?
a)
nanosecond
b)
second
c)
minutes
d)
hour
2.
In the new normal, fast-food chains are always checking temperatures of customers. What unit of measure are they using?
a)
degrees
b)
degrees Fahrenheit
c)
degrees Celsius
d)
36°C
3.
Which unit of measurement are we going to use if we are measuring the time spent in using the web for a research?
a)
microsecond
b)
millisecond
c)
second
d)
hour
4.
In measuring the mass of sack of loam soil, which of the following units of measure should you use?
a)
milligram
b)
gram
c)
pound
d)
kilogram
5.
To measure small objects like microchip, what unit is the best to use?
a)
millimeter
b)
centimeter
c)
meter
d)
kilometer
6.
What is the appropriate unit of measure for the mass of a steel cabinet?
a)
zeptogram
b)
milligram
c)
kilogram
d)
exa-gram
7.
Which is the best estimate of temperature of a boiling water in degree Celsius?
a)
0
b)
10
c)
32
d)
100
8.
How many meters of wood are needed to completely surround a square whose side is 0.427 meter?
a)
1 meter
b)
2 meters
c)
3 meters
d)
4 meters
9.
If your forearm length is 30cm and you are about to measure a plywood to be used as the wall of your bedroom, how long is the plywood if you measured 7 forearm length?
a)
46 cm
b)
92 cm
c)
200 cm
d)
210cm
10.
Convert 36 inches into feet.
a)
3.5 ft
b)
3 ft
c)
2.5 ft
d)
2 ft
11.
Convert 27 m³ into cm3.
a)
27, 000 cm³
b)
27, 000, 000 cm³
c)
27, 000, 000, 000 cm³
d)
27, 000, 000, 000, 000 cm³
12.
Convert 89.89 °F to ° C.
a)
32.89 ° C
b)
32.16 ° C
c)
93.80 ° C
d)
41.20 ° C
13.
Convert 3 m³ to ft³
a)
109.53 ft³
b)
105.93 ft³
c)
159 ft³
d)
195 ft³
14.
You had trip to UAE by September where the temperature reaches 52 °C. What is this temperature in Kelvin Scale?
a)
235
b)
325
c)
532
d)
253
15.
A boy ran a distance of 6.2 kilometers. How many meters did he run?
a)
6,200 meters
b)
620 meters
c)
0.0062 meters
d)
0.00062 meters
16.
A man is buying a lot which measures 7,860 square meters. How many hectares of land is he buying?
a)
78,600 hectares
b)
0.7860 hectare
c)
786,000hectare
d)
0.07860 hectare
17.
A tablespoon of syrup is about 10 mL. How many Liters of syrup can a tablespoon hold?
a)
10,000L
b)
0.01L
c)
1,000L
d)
0.001L
18.
A bridge can support a mass of 2.8 tons. How many kilograms of weight can the bridge support?
a)
28,000 kilograms
b)
0.00028 kilograms
c)
2,800 kilograms
d)
0.0028 kilograms
19.
What is the translation of “a number greater than 12” into an algebraic expression?
a)
n + 12
b)
12 + n
c)
12 -n
d)
n – 12
20.
Which of the following could be the English translation of x + 3y?
a)
the sum of x and thrice of y
b)
the sum of y and thrice of x
c)
x more than 3y
d)
y more than 3x
21.
Which of the following refers to “the area (A) of a rectangle is the product of length (l) and width (w)?”
a)
A = l + w
b)
A = l - w
c)
A = lw
d)
A = 𝑙/𝑤
22.
What is the algebraic expression of “ a number less than 23”?
a)
n - 23
b)
23 - n
c)
n + 23
d)
23 + n
23.
What is the English translation of 5𝑥 ?
a)
the product of 5 and x
b)
the sum of 5 and x
c)
the difference of 5 and x
d)
the quotient of 5 and x
24.
Which of the following is the English phrase of x + 4?
a)
x more than 4
b)
4 more than x
c)
x less than 4
d)
4 less than x
25.
Which of the following represents “5 years from now”?
a)
n + 5
b)
5 + n
c)
n - 5
d)
5 – n
26.
In the phrase “the number is increased by nine”, what operation is implied?
a)
Addition
b)
Division
c)
Multiplication
d)
Subtraction
27.
In the phrase “thirteen less a certain number g”, what operation is suggested?
a)
Addition
b)
Division
c)
Multiplication
d)
Subtraction
28.
What is the mathematical translation of “five multiplied by a number x”?
a)
5+𝑥
b)
5−𝑥
c)
5𝑥
d)
5/𝑥
29.
Which of the following expressions is the correct translation of the verbal phrase “the total of a number y and negative four?”
a)
𝑦−4
b)
𝑦−(−4)
c)
𝑦+4
d)
𝑦+(−4)
30.
The verbal phrase that can be translated as 4+𝑐 is _______.
a)
“A number c added to four”
b)
“A number c divided by four”
c)
“A number c multiplied by four”
d)
“A number c subtracted from four”
31.
The verbal phrase that can be translated as 4𝑐 is ________.
a)
“A number c added to four”
b)
“A number c divided by four”
c)
“A number c multiplied by four”
d)
“A number c subtracted from four”
32.
Which of the following is a term?
a)
(2)(6x)
b)
x – y + 2
c)
x – y
d)
2m + 5
33.
What is the numerical coefficient of -5xy?
a)
-5
b)
5
c)
xy
d)
–xy
34.
What is the literal coefficient of -12x²y?
a)
-12
b)
12
c)
*x²y
d)
-x²y
35.
What is the degree of (3x – 2y)⁵ ?
a)
1
b)
2
c)
3
d)
5
36.
When x = -2, which expression has the value -64?
a)
3x²
b)
(3x)²
c)
2x³
d)
(2x)³
37.
What do you call a polynomial with three terms??
a)
monomial
b)
binomial
c)
trinomial
d)
multinomial
38.
What is the value of 4x² + 3 when x = 0
a)
7
b)
4
c)
3
d)
0
39.
The number of terms in the expression 15x⁴ – 3x ² +7.
a)
1
b)
2
c)
3
d)
4
40.
Find the value of 10x if x = 7
a)
7
b)
10
c)
17
d)
70
41.
Which of the following below are like terms?
a)
2𝑥, 3𝑥, 4𝑥, 5𝑥
b)
−4𝑎, −3𝑎, −2𝑎, 𝑎𝑏
c)
3𝑥, 𝑥2, 𝑥3, 𝑥4
d)
𝑥𝑦, 3𝑥𝑦, 5𝑦, 4𝑧
42.
Which of the following would result to a sum of 5𝑎𝑏?
a)
2𝑎 + 3𝑏
b)
4𝑎 + 𝑏
c)
2𝑎𝑏 + 3𝑎𝑏
d)
3𝑎 + 2𝑏
43.
What is the simplified term of 3𝑥 + 𝑥 – 2𝑥 + 5𝑥?
a)
6𝑥
b)
7𝑥
c)
8𝑥
d)
9𝑥
44.
What must be subtracted from 8𝑎 + 3 to make a difference of 5𝑎 + 1?
a)
3𝑎 + 2
b)
3𝑎 – 2
c)
3𝑎 + 4
d)
3𝑎 – 4
45.
Which of the following illustrates the law 𝑎ⁿ = 𝑎 ∙ 𝑎 ∙ 𝑎 ∙ 𝑎 … ∙ 𝑎 (𝑛 𝑡𝑖𝑚𝑒𝑠)?
a)
𝑥⁵ = 𝑥 ∙ 𝑥 ∙ 𝑥 ∙ 𝑥 ∙ 𝑥
b)
2³ = 3 ∙ 3
c)
3⁴ = 3 ∙ 4
d)
𝑥⁵= 𝑥 ∙ 5
46.
a)
2³ ∙ 3⁴ = 6⁷
b)
3³ ∙ 2⁵ = 61⁵
c)
2³ ∙ 2⁴ = 21²
d)
3² ∙ 3⁴ = 3⁶
47.
Divide (4𝑥² − 24𝑥 + 35) ÷ (2𝑥 − 5).
a)
2x – 7
b)
2x + 12
c)
2x – 12
d)
2x + 7
48.
Which of the following is the result when (3𝑎²𝑏³) is multiplied to (4𝑎³𝑏²)?
a)
7𝑎⁵𝑏⁵
b)
7𝑎⁶𝑏⁶
c)
12𝑎⁶𝑏⁶
d)
12𝑎⁵𝑏⁵
49.
Which of the following is the result when (𝑥 + 7) is multiplied to (𝑥 + 4)?
a)
𝑥² + 11𝑥 + 28
b)
𝑥² + 28𝑥 + 11
c)
𝑥² + 7𝑥 + 28
d)
𝑥² + 8𝑥 + 28
50.
Divide 12𝑥³𝑦⁴ + 9𝑥²𝑦³ − 3𝑥⁵𝑦² by 3𝑥²𝑦.
a)
6𝑥²𝑦⁴
b)
6𝑥𝑦³ + 𝑦² − 𝑥³𝑦
c)
3𝑥⁴ + 2𝑦⁴
d)
4𝑥𝑦³ + 3𝑦² − 𝑥³𝑦
51.
The product of 4𝑥²𝑦⁵ and a certain monomial is 28𝑥⁷𝑦⁹𝑧². What is the missing factor?
a)
7𝑥⁵𝑦⁴
b)
7𝑥⁹𝑦¹⁴𝑧²
c)
7𝑥⁵𝑦²𝑧²
d)
7𝑥⁵𝑦⁴𝑧²
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