Mathematic Quiz 9

Question:
A bath up could be filled by water using small pipe and big pipe. Small pipe able to flow the water 20 litre per minutes and big pipe able to flow the water 25 litre per minutes. If Bowo will fill the bath up using big pipe, then the bath up will full 1 minute faster then the smaller one. How long the bath up full if Bowo using the small pipe?
(Note:Linear Equations System)

Terms and conditions:

1. Write about your answer, name, class and handphone number.

2. Send via email to imamtoifur@yahoo.com with subject Mathematic Quiz 9 or sms to 081328899843 or message on Facebook.

3. Mathematic Quiz 9 is closed on October 31, 2009.

4. You are rewarded for your effort by 2 unit pulse @Rp 20.000,00.

5. Each student only sends one answer.

6. Only eSeMAN1S's students are permitted to send this Mathematic Quiz.

7. See you and good luck.

Mathematic Quiz 8

Answer : 17x – 60

Click here for details.

Winner:-

Mathematic Quiz 8

Question:
When the polynomial f(x) is divided by x – 3 then the remainder is –9, and when the polynomial f(x) is divided by x – 5 then the remainder is 25. Find the remainder, when f(x) is divided by x² – 8x + 15 = 0.

(Note : The remainder by quadratic divisor)

Terms and conditions:

1. Write about your answer, name, class and handphone number.

2. Send via email to imamtoifur@yahoo.com with subject Mathematic Quiz 8 or send message via Facebook (Imam Toifur) or sms to 081328899843.

3. Mathematic Quiz 8 is closed on August 31, 2009.

4. You are rewarded for your effort by 2 unit pulse @Rp 20.000,00.

5. Each student only sends one answer.

6. Only eSeMAN1S's students are permitted to send this Mathematic Quiz.

7. See you and good luck.

Mathematic Quiz 7

Answer : 4x – 3y – 33 = 0 and 4x + 3y – 63 = 0

Click here for details.

Right answer : Erna Rahayu (ex XII IPA 1)

Wrong answer : Nofanto (ex XII IPA 1)

Mathematic Quiz 5

Question:
a. Find the number of multiples of 6 between 5000 and 10000
b. Find the sum of all multiples of 6 between 5000 ans 10000
(Note : Arithmetic Sequence and Series)

Terms and conditions:

• Write about your answer, name, class and handphone number.
• Send via email to imamtoifur@yahoo.com with subject Mathematic Quiz 5 or sms to 081328899843.
• Mathematic Quiz is closed on February 28, 2009.
• You are rewarded for your effort by 2 unit pulse @Rp 20.000,00.
• Each student only sends one answer.
• Only eSeMAN1S's students are permitted to send this Mathematic Quiz.
• See you and good luck.

Mathematic Quiz (December)
Answer : l = 3 m, w = 3 m, h = 1,5 m. Click here for details
Winners : -

Mathematic Quiz (December)

Question:

An open bathtub has squarical base. If surface area of a bathtub is 27 m², find the measure of a bathtub so that the volume is maximum!

(Note: Application of Derivative)

Terms and conditions:

• Write about your answer, name, class and handphone number.
• Send via email to imamtoifur@yahoo.com with subject Mathematic Quiz (December ) or sms to 081328899843.
• Mathematic Quiz is closed on December 31, 2008.
• You are rewarded for your effort by 2 unit pulse @Rp 10.000,00.
• Each student only sends one answer.
• Only eSeMAN1S's students are permitted to send this Mathematic Quiz.
• See you and good luck.

Mathematic Quiz (November)
Answer : Rp 280.000,00. Click here for details
Winners : Erma Choeriyah (XII IA2) & Rini Anik NR (XII IA2)

Mathematic's Quiz (November)

Question:

Dafa works for one week which 3 days are overtime to get Rp 240.000,00. Efi works for one week which 5 days are overtime to get Rp 260.000,00. Dafa, Efi and Fieka works under the same payment system. If Fieka works for one week overtime, find the payment that she shall receive!

(Note: Linear Equations System in Two Variables)

Terms and conditions:

• Write about your answer, name, class and handphone number.
• Send via email to imamtoifur@yahoo.com with subject Mathematic's Quiz (November).
• Mathematic's Quiz is closed on November 30, 2008.
• You are rewarded for your effort by 2 unit pulse @Rp 10.000,00.
• Each student only sends one answer.
• Only eSeMAN1S's students are permitted to send this Mathematic's Quiz.
• See you and good luck.

Mathematic's Quiz (October)
Answer :
Ratio in the number of men employee and women employee = 4 : 5
Click here for details
Winner : -

Mathematic's Quiz (October)

Question:

The average income of the employee in a company is Rp 450.000,00 per month. If the average income of men employee is Rp 475.000,00 and women employee is Rp 430.000,00, find the ratio in the number of men employee and women employee!

Terms and conditions:

1. Take and write about your answer, name, class and handphone number.

2. Send via email to imamtoifur@yahoo.com with subject Mathematic's Quiz (October).

3. Mathematic's Quiz is closed on October 31, 2008.

4. You are rewarded for your effort by 2 unit pulse @Rp 10.000,00.

5. Each student only sends one answer.

6. Only eSeMAN1S's students are permitted to send this Mathematic's Quiz.

7. See you and good luck.

Mathematic's Quiz (September)
Answer :
a. cows (sapi) 6, goats (kambing) 6
b. Minimum profit (keuntungan minimum) Rp 540.000,00
Click here for details.
Winner : Dewi Kartika Purnomo Sari (XII IA2)

Mathematic's Quiz (September)

Question:
A farmer has at least 12 cattles that consist of cows and goats. The farmer ever told to sell all of his cattles at the price of Rp 3.000.000,00. The price of a cow is at least Rp 300.000,00 and the price of a goat is at least Rp 200.000,00. One day, the farmer sells of his cattles, where the profit of each cow is Rp 50.000,00 and the profit of each goat is Rp 40.000,00.
a. If the profit is minimum, find the number of cows and goats!
b. Find the minimum profit!

Terms and conditions:
1. Sign in to your email and write your answer, name, class and handphone number.
2. Send to imamtoifur@yahoo.com with subject Mathematic's Quiz (September).
3. Mathematic's Quiz is closed on September 30, 2008.
4. You are rewarded for your effort by 2 unit pulse @Rp 10.000,00.
5. Each student only sends one answer.
6. Only eSeMAN1S's students are permitted to send this Mathematic's Quiz.
7. See you and good luck.