Quiz about US MTK XII MIA

Question 1

Soal 1

Siswa suatu kelas terdiri dari tiga kelompok penyumbang korban bencana banjir. Kelompok I, II, dan III masing-masing terdiri dari 10, 12, dan 18 siswa. Jika rata-rata sumbangan :
kelompok I adalah Rp 10.000,00,  
kelompok II adalah Rp 11.000,00, 
seluruh kelas adalah Rp 9.400,00, 
maka rata-rata sumbangan kelompok III adalah ....

Accepted Answer

Rp 8.000,00

Answer

Rp 7.500,00

Answer

Rp 8.500,00

Answer

Rp 9.000,00

Answer

Rp 10.000,00

Question 2

Soal 2

Bentuk sederhana dari $$\frac{\sqrt[]{5}\ +\ \sqrt[]{3}}{2\ \sqrt[]{3\ }\ -\ \sqrt[]{5}}\ =\ ....$$

Accepted Answer

$$\frac{11+2\ \sqrt[]{15}}{7}$$

Answer

$$\frac{17\ +\ 3\ \sqrt[]{15}}{7}$$

Answer

$$\frac{17\ +2\ \sqrt[]{15}}{7}$$

Answer

$$\frac{11+3\ \sqrt[]{15}}{7}$$

Answer

$$\frac{11-3\ \sqrt[]{15}}{7}$$

Question 3

Soal 3

Diketahui (f o g)(x) = $$x^2\ +\ 8x\ +\ 15\ dan\ f\left(x\right)\ =\ 4x^2\ -\ 1\ maka\ g\left(x\right)\ =\ ....$$

Accepted Answer

$$\frac{1}{2}x\ +\ 2$$

Answer

x + 2

Answer

x - 2

Answer

$$\frac{1}{2}\ x\ -\ 2$$

Answer

$$-\ \frac{1}{2}\ x\ +\ 2$$

Question 4

Soal 4

Diketahui $$f\left(x ight)\ =\ \frac{2x-2}{4x\ -\ 5},\ x\ e\ \frac{5}{4}\ jika\ f^{-1}\left(x ight)\ =\ Invers\ fungsi\ f\left(x ight),\ maka\ f^{-1}\left(x ight)\ =\ ....$$

Accepted Answer

$$\frac{5x\ +\ 2}{4x\ +\ 2},\ x\ e\ -\frac{1}{2}$$

Answer

$$\frac{5x\ -\ 2}{4x\ -\ 2},\ x\ e\frac{1}{2}$$

Answer

$$\frac{4x\ +\ 5}{2x\ -\ 2}\ ,\ x\ e\ 1$$

Answer

$$\frac{2x\ -\ 2}{4x\ +\ 5}\ ,\ x\ e\ -\frac{5}{4}$$

Answer

$$\frac{2x\ +\ 4}{2x\ +\ 5}.\ x\ e\ =\frac{5}{2}$$

Question 5

Soal 5

Diketahui $$f\left(x\right)\ =\ 2x^2\ +\ 7\ dengan\ g\left(x\right)\ =\ x\ -\ 5\ rumus\ fungsi\ \left(fog\right)\left(x\right)\ =\ ....$$

Accepted Answer

$$2x^2\ -\ 20x\ +57$$

Answer

$$2x^2\ +\ 57$$

Answer

$$2x^2\ -\ 10x\ +\ 27$$

Answer

$$2x^2\ +\ 2$$

Answer

$$2x^2\ -\ 20x\ -\ 43$$

Question 6

Soal 6

Akar-akar persamaan kuadrat $$3x^2\ +\ 5x\ +\ 6\ =\ 0\ adalah\ \alpha\ dan\ \beta\ $$ $$maka\ persamaan\ kuadrat\ baru\ yang\ akar-akarnya$$ $$\left(\alpha\ +\ 2\right)\ dan\ \left(\beta\ +2\right)\ adalah\ ....$$

Accepted Answer

$$3x^2\ -7x\ +\ 8\ =\ 0$$

Answer

$$3x^2\ +\ 7x\ +\ 8\ =\ 0$$

Answer

$$3x^2\ +\ 7x\ -\ 8\ =\ 0$$

Answer

$$3x^2\ -\ 7x\ -\ 8\ =\ 0$$

Answer

$$-3x^2\ -\ 7x\ -8\ =\ 0$$

Question 7

Soal 7

Grafik fungsi kuadrat $$y\ =\ x^2\ -2px\ +\ p\ +\ 2$$

Tidak memotong sumbu x. batas-batas nilai p yang memenuhi adalah

Accepted Answer

-1

Answer

p < -2 atau p > 1

Answer

p < - 1 atau p > 2

Answer

p < 1 atau p > 2

Answer

1

Question 8

Soal 8

Diketahui penyelesian sistem persamaan

2x + 2y = -3

3x + 2y = -1

adalah $$x_1$$ dan $$y_1$$ maka nilai $$x_1\ -\ y_1\ =\ ....$$

Accepted Answer

- 12

Answer

12

Answer

- 2

Answer

14

Answer

2

Question 9

Soal 9

Tanah seluas 10.000 10.000 $$m^2$$ akan dibangun rumah tipe A dan B .Untuk rumah tipe Adiperlukan 100 $$m^2$$ . Dan tipe B diperlukan 75 m2 . jumlahrumah yang dibangun paling banyak 125 unit. Keuntungan rumah tipe A Rp6000.000,00 /unit. Dan tipe B adalah Rp 4000.000,00/ unit .Tentukan keuntungan maksimum ....

Accepted Answer

600.000.000

Answer

550.000.000

Answer

700.000.000

Answer

800.000.000

Answer

900.000.000

Question 10

Soal 10

Tujuh tahun yang lalu umur ayah sama dengan 6 kali umur budi. empat tahun yang akan datang 2 kali umur ayah sama dengan 5 kali umur budi ditambah 9 tahun. umur ayah sekarang adalah ...

Accepted Answer

43 Tahun

Answer

39 Tahun

Answer

49 Tahun

Answer

54 Tahun

Answer

78 Tahun

Question 11

Soal 11

Nilai minimum fungsi objektif f(x, y) = 5x + 6y yang memenuhi sistem pertidaksamaan x $$\ge$$ 0, y $$\ge$$ 0, 2x + y $$\ge$$ 6, x + 3y $$\ge$$ 8 adalah ....

Accepted Answer

40

Answer

15

Answer

36

Answer

19

Answer

22

Question 12

Soal 12

Pak budi seorang pembuat sirup. ia memiliki gula 6 1/4 kg gula. kemudian membeli lagi 4 1/2 gula. kemudian gula itu dibuat sirup yang dikemas kedalam beberapa botol. setiap botol memerlukan gula 1/4 kg. banyaknya botol yang harus disediakan pak budi adalah

Accepted Answer

43

Answer

10

Answer

11

Answer

34

Answer

50

Question 13

Soal 14

Accepted Answer

E

Answer

A

Answer

B

Answer

C

Answer

D

Question 14

Soal 15

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Answer

E

Question 15

Soal 16

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Answer

E

Question 16

Soal 17

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Answer

E

Question 17

Soal 18

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Answer

E

Question 18

Soal 19

Accepted Answer

A

Answer

B

Answer

C

Answer

D

Answer

E

Question 19

Soal 20

Accepted Answer

E

Answer

A

Answer

B

Answer

C

Answer

D

Question 20

Soal 21

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Answer

E

Question 21

Soal 22

Accepted Answer

E

Answer

A

Answer

B

Answer

C

Answer

D

Question 22

Soal 23

Accepted Answer

C

Answer

A

Answer

B

Answer

D

Answer

E

Question 23

Soal 24

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Answer

E

Question 24

Soal 25

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Answer

E

Question 25

Soal 26

Accepted Answer

E

Answer

A

Answer

B

Answer

C

Answer

D

Question 26

Soal 27

Accepted Answer

E

Answer

A

Answer

B

Answer

C

Answer

D

Question 27

Soal 28

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Answer

E

Question 28

Soal 29

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Answer

E

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