
nombor nisbah
Authored by THILAGAVATHY Moe
Mathematics
7th Grade
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Susun integer berikut mengikut tertib menaik.
12, -9, 9, -3
12, 9, -9, -3
-3, -9, 9, 12
12, -9, 9, -3
-9, -3, 9, 12
Answer explanation
The correct order is -9, -3, 9, 12 as it follows the ascending order from negative to positive integers.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Antara berikut, yang manakah pecahan yang paling besar?
Answer explanation
Pecahan yang paling besar adalah \frac{7}{10} karena memiliki nilai yang lebih besar dari pecahan lainnya dalam pilihan.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dalam suatu kuiz Sains yang mempunyai 50 soalan, 5 markah diberi bagi jawapan yang betul dan -3 markah bagi jawapan yang salah. Annie menjawab 28 soalan dengan betul dan bakinya salah. Hitung jumlah markah Ali.
-66
50
74
140
Answer explanation
To calculate Ali's total score, we multiply the number of correct answers (28) by 5 and subtract the number of incorrect answers (22) multiplied by 3. Therefore, the total score is 28*5 - 22*3 = 140 - 66 = 74.
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Nilaikan -3.7 + (4.25 + 2.85) x 0.3
-1.57
1.57
-2.55
2.55
Answer explanation
To solve the expression, first calculate the sum inside the parentheses: 4.25 + 2.85 = 7.1. Then multiply 7.1 by 0.3 to get 2.13. Finally, add -3.7 to 2.13 to get -1.57, which is the correct answer.
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Sebuah lif berada pada aras H pada suatu ketika. Lif itu naik dua tingkat setinggi 9.8 m. Lif itu kemudian menurun 5 tingkat. hitung jarak lif itu dari aras H sekarang.
14.7 m di bawah aras H
15.7 m di bawah aras H
16.7 m di bawah aras H
13.7 m di bawah aras H
Answer explanation
Lif naik 2 tingkat setinggi 9.8 m, jadi naik 19.6 m. Kemudian turun 5 tingkat, turun 49 m. Jadi, jarak lif dari aras H sekarang adalah 19.6 - 49 = 14.7 m di bawah aras H.
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
Nilaikan 3.5 - ( -6.5 ) x 0.2
4.8
4.6
4.4
4.2
Answer explanation
To solve the expression, first perform the operation inside the parentheses: -6.5 x 0.2 = -1.3. Then, subtract -1.3 from 3.5 to get 4.8 as the final result.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pilih integer yang betul. / Choose the correct integers.
-0.47
0.47
-81
-8.1
Answer explanation
The correct integer choice is -81, as it is the only whole number provided in the answer choices.
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