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Worksheetsmathematics 2
Total questions: 79
Worksheet time: 2hrs 2mins
How do you find the square of a number?
Convert the numbers into scientific notation by using powers of 10.
Multiply the number by itself.
What are two different ways that a ratio may be expressed?
(1) As a fraction (2) By placing a colon between the 2 numbers.
Convert it to a decimal, move the decimal point two places to the right and add the percent sign.
Multiply the decimal by the desired denominator. The result becomes the numerator in the fraction.
Define Pi
3.1416
3.1316
3.1415
What is a common method of making computations involving very large or very small numbers more manageable?
Multiply the decimal by the desired denominator. The result becomes the numerator in the fraction.
Convert the numbers into scientific notation by using powers of 10.
What is meant by the root of a number?
A root is 2 or more equal smaller number that, when multiplied together, equal the specified number.
A root is 3 or less equal smaller numbers that, when multiplied together, equal the specified number.
Describe the result of adding a large positive number and a smaller negative number.
The result is a smaller positive number because you ignore the addition sign and subtract.
The result is a larger positive number because you ignore the subtraction sign and add.
What is the key step that must be performed in order to add or subtract unlike fraction?
you must find the highest common denominator.
you must find the lowest common denominator.
What formula is used to find the area of a rectangle and a triangle
For a rectangle: A=LxW For a triangle A=1/2(BxH)
For a rectangle: A = 1/2(B1+B2) x H, For a triangle A = 1/2(BxH).
How do you change a decimal into the nearest equivalent fraction?
Multiply the decimal by the desired denominator. The result becomes the numerator in the fraction.
Multiply the decimal by the desired numerator. The result becomes the denominator in the fraction.
How do you convert a fraction into a decimal?
Divide the top number by the bottom number.
Divide the bottom number by the top number.
What is the key step that must be performed in order to add or subtract unlike fraction?
you must find the lowest common denominator.
Divide the top number by the bottom number.
You invert the divisor and multiply the numerators together and the denominators together.
How do you divide one fraction by another?
You invert the numerators and multiply the divisor together and the denominators together.
You invert the divisor and multiply the numerators together and the denominators together.
How can you convert a decimal to a percent?
multiply the decimal by 100 and add the percent sign.
multiply the decimal by 10 and add the percent sign.
What is the mean for the following distribution?
1.8
2.0
1.9
1.0
What is the class for the third quartile?
75
61-70
75.75
51-60
If X~B(20, 0.25), find P(X<6)
0.2142
0.3828
0.6172
0.7858
Find the mean and variance of the Binomial Distribution
B(6, 0.25)
1.6 and 1.125
1.5 and 1.125
1.6 and 1.23
1.5 and 1.23
If X~P0(5.5), find P(X≤7)
0.8095
0.1905
0.686
0.314
Find the mean and variance of the Binomial Distribution
B(6, 0.25)
1.6 and 1.125
1.5 and 1.125
1.6 and 1.23
1.5 and 1.23
If X~P0(5.5), find P(X≤7)
0.8095
0.1905
0.686
0.314
If X~N(10,4), find the probability P(8<X<15)
0.15249
0.83509
0.6687
0.00621
For the following Discrete Random Variable, find E(10) ?
0.36
36
10
3.6
If 3 is a median for a Continuous Random Variable, f(x) for the interval 1≤X≤5, what is the probability for P(X>3) ?
0.25
0.5
1
0.75
Find (2i+3j+4k)∘(5i+6j+7k)
50
27
56
35
Find (2i+3j+4k)x(5i+6j+7k)
3i-6j-3k
-3i+6j-3k
3i+6j-3k
-3i-6j-3k
Split 74 into TENS (rods) and ONES (cubes)
7 cubes and 4 rods
7 rods and 4 cubes
7 rods and 7 cubes
4 rods and 4 cubes
What number has 6 TENS (rods) and 3 ONES (cubes)
60
36
30
63
What number would be drawn like;
l l l l l . . . . .
55
44
50
45
In which Ordinal Position is the person in YELLOW?
Three
Second
Third
Fourth
46 + 0 = ___
460
46
0
40
32 - 0 = ___
0
320
23
32
25 + 0 will give you the same answer as 0 + 25
True
False
25 - 0 will give you the same answer as 0 - 25
True
False
4 + 5
45
9
1
10 + 20 =
10
120
30
12
16 + 30 =
48
46
28
45 + 30 =
48
75
70
45 + 21 =
75
66
24
82 + 13 =
95
85
92
9 - 3 =
93
3
6
25 - 15 =
5
20
10
70 - 27 =
43
53
33
55 - 15 =
35
50
40
88 - 38 =
50
58
55
Hasil dari 30 ÷ (-5) + 6 = ...
12
6
0
-6
Seekor bangau yang berada 9 m di atas permukaan air laut sedang mengintai seekor ikan yang berada pada kedalaman 7 m. Jarak bangau dan ikan tersebut adalah …
15
16
17
18
Seorang siswa berhasil menjawab dengan benar 40 soal, salah 3 soal, dan tidak dijawab 7 soal. Jika satu soal dijawab benar bernilai 4, salah bernilai – 2, dan tidak dijawab bernilai – 1 maka nilai yang diperoleh siswa tersebut adalah…
160
154
153
147
Empat suku berikutnya dari barisan 1, 3, 6, 10, …, adalah…
16, 23, 31, 40
16, 34, 44, 56
15, 20, 26, 33
15, 21, 28, 36
Diketahui barisan aritmatika 2, 5, 8, 11, …. Suku ke 7 barisan tersebut adalah…
18
20
22
24
Suku ke-5 dari barisan geometri: 2, 6, 18, 54, … adalah…
54
162
243
486
Amoeba membelah menjadi dua tiap empat menit sekali. Jika pada pukul 09.00 banyak bakteri ada 6, maka banyak bakteri pada pukul 09.20 ada…
192
96
64
16
Koordinat titik C(2, 7), D(5, 7), E(5, 1), F(2, 1). Jika keempat titik tersebut dihubungkan, akan membentuk bangun…
Trapesium
Jajargenjang
Belah ketupat
Persegi panjang
Who created math?
The Ancient Greeks
The Pythagoreans
The Ancient Greeks and the Pythagoreans
Albert Einstein
Euclid's theorem consisted of what parts?
definition, axiom, theorem, and proof
proof, axiom, and theorem
definition and proof
proof, axiom, and definition
When did Ahmes present the first approximation of pi as 3.16?
300 BC
1850 BC
2000 BC
800 BC
Why was math created?
To help us understand everything around us
To help us travel
To help us measure the White House
To help us measure the weight of an elephant
When was math created?
300 BC
800 BC
2017
2020
Where was math created?
Mesopotamia
The Bermuda Triangle
Rome, Italy
Brazil
Why was the Pythagorean Theorem created?
Pythagoras believed that the hypotenuse in a right triangle is equal to the sum of the other two sides.
Pythagoras wanted to create his own secret theorem
Albert Einstein got bored one day and decided to create the Pythagorean Theorem
Trick question, the Pythagorean theorem wasn't ever created
Who created Thales' Theorem?
Thales
Pythagoras
Albert Einstein
Archimedes
In India, what does "lakh" mean?
1000
10000
100000
100
Where can math be used today?
cooking
shooting a basketball
pitching a baseball
all of the above
What number does 9 lakh represent?
900000
90
900
9000
Thales was considered the first true mathematician.
True
False
What was the first approximation of pi?
3.16
1.36
6.31
3.61
What continent is Mesopotamia located in?
Africa
Florida
Egypt
Asia
In the video, what did one tally mark stand for?
a season
a tree
a stone
a person
In the video, how many tally marks did a large cone stand for?
60
1
10
In the pythagorean theorem, what is the formula to calculate the hypotenuse in a right triangle?
a^2+b^2=c^2
a^2+b^2+c^2
a^2-b^2+c^2
a^2=b^2+c^2
