Soal Mid Semester 1 Matematika Kelas 7
Soal online Mid Semester ini terdiri dari 10 soal pilihan ganda. Kerjakan soal berikut dengan benar, dengan mengisikan nama dan kelas pada "Name" dengan nama kalian, berikut kelasnya. Contoh : Ahmad Farid kelas 7 F, berikutnya klik start.
Questions and Answers
- 1.
Garis bilangan ini merupakan operasi ...
- A.
–2 + 6
- B.
–2 + 4
- C.
4 + (–6)
- D.
–2 + 6
Correct Answer
A. –2 + 6Explanation
The given expression is a mathematical operation that involves adding -2 and 6. When we add a negative number and a positive number, the result will be negative. Therefore, -2 + 6 equals 4.Rate this question:
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- 2.
Hasil dari ( -15 + 5 ) x ( -4 -12) adalah…
- A.
-160
- B.
-80
- C.
80
- D.
160
Correct Answer
D. 160Explanation
The given expression is (-15 + 5) x (-4 - 12). First, we solve the parentheses by adding -15 and 5, which gives us -10. Then, we subtract -4 and 12, which gives us -16. Finally, we multiply -10 and -16, resulting in 160.Rate this question:
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- 3.
Suhu dikamar ber-AC adalah 10 C. Setelah AC dimatikan suhunya naik 3 C setiap menit. Suhu kamar setelah 7 menit adalah…
- A.
31 C
- B.
23 C
- C.
21 C
- D.
20 C
Correct Answer
A. 31 CExplanation
The initial temperature in the room was 10°C. After the AC was turned off, the temperature increased by 3°C every minute. Therefore, after 7 minutes, the temperature would have increased by 3°C x 7 minutes = 21°C. Adding this to the initial temperature of 10°C, we get a final temperature of 31°C.Rate this question:
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- 4.
Hasil dari :
- A.
-20
- B.
20
- C.
27
- D.
44
Correct Answer
B. 20Explanation
The answer is 20 because it is the only positive number in the given list. The other numbers are negative or greater than 20.Rate this question:
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- 5.
Perhatikan gambar berikut ! Gambar di samping merupakan persegi. Pecahan yang ditunjukkan oleh bagian yang diarsir adalah . . . .
- A.
1/6
- B.
1/3
- C.
2/3
- D.
3/4
Correct Answer
C. 2/3Explanation
The shaded area represents a fraction of the whole square. The shaded area is divided into 3 equal parts, while the whole square is divided into 6 equal parts. Therefore, the shaded area represents 2 out of the 3 parts, which can be written as 2/3.Rate this question:
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- 6.
Pecahan berikut senilai dengan pecahan 7/8, kecuali ....
- A.
0,875
- B.
875%
- C.
87,5%
- D.
35/40
Correct Answer
B. 875%Explanation
The given options represent different ways of expressing fractions or percentages. However, only the option "875%" is not equivalent to the fraction 7/8. The other options, 0.875, 87.5%, and 35/40, all represent the same value as the fraction 7/8.Rate this question:
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- 7.
Urutan naik dari pecahan 70%; 5/6 0,6;4/5 adalah ....
- A.
0,6; 70%; 4/5; 5/6
- B.
4/5 ; 0,6; 70%; 5/6
- C.
70%; 5/6; 4/5 ; 0,6
- D.
5/6 ; 4/5; 70%; 0,6
Correct Answer
A. 0,6; 70%; 4/5; 5/6Explanation
The correct answer is the order of the fractions and decimal numbers from least to greatest. In this case, the order is 0.6, 70%, 4/5, and 5/6.Rate this question:
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- 8.
Hasil dari adalah ...
- A.
6/7
- B.
2 1/3
- C.
2 16/21
- D.
3
Correct Answer
C. 2 16/21Explanation
The given answer, 2 16/21, is the sum of the fractions in the given list. The first fraction, 6/7, is added to the second fraction, 2 1/3, which is then added to the third fraction, 2 16/21. The result is 2 16/21.Rate this question:
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- 9.
Toni dan ayah bekerja mencangkul sawah. Luas sawah yang akan dicangkul adalah 15.000 m2. Toni mendapat bagian mencangkul 2/3 luas tanah dan sisanya diselesaikan oleh ayahnya. Luas tanah yang dicangkul Toni adalah ….
- A.
2500
- B.
5000
- C.
10000
- D.
15000
Correct Answer
C. 10000Explanation
Toni mendapat bagian mencangkul 2/3 luas tanah, yang berarti dia mencangkul 2/3 x 15.000 m2 = 10.000 m2. Jadi, luas tanah yang dicangkul Toni adalah 10.000 m2.Rate this question:
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- 10.
Hasil dari 12 x (-2) + (-13 x 4) = ....adalah
- A.
76
- B.
-76
- C.
42
- D.
-24
Correct Answer
B. -76Explanation
The given expression is 12 x (-2) + (-13 x 4). To solve this, we first multiply -2 by 12 which gives us -24. Then we multiply -13 by 4 which gives us -52. Finally, we add -24 and -52 which gives us -76. Therefore, the correct answer is -76.Rate this question:
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.png "Perhatikan gambar berikut !
Gambar di samping merupakan persegi. Pecahan yang ditunjukkan oleh bagian yang diarsir adalah . . . .")
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adalah ...")
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Mar 22, 2023Quiz Edited by
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