# Math Series II for Senior High School (SMA)

Now, you can download the latest issues of our second week in January. As usual, the issue consists of 10 **math problems** of SMA (Senior High School) and accompanied with the answer key.

Hopefully this *math problems* will be helpful for your learning.

Download

# Math Series I For SMP

Now, you can download Math Series I For SMP (Junior High School).

# Short Answer IMSO 2004 (Mathematics Olympiad)

International Mathematics and Science Olympiad (IMSO) for Primary School 2004.

**Instructions:**

* Write down your name on every page.

* Answer all 25 questions.

* You have 60 minutes to work on this test.

* Write your answer in the boxes provided.

**Math Problems**

1. A pole is 156 cm high. It casts a shadow of length 234 cm. Find the length of the shadow cast by a 104 cm-high pole.

2. The square ABCD is divided into 9 smaller squares as shown in the figure. The perimeter of ABCD is 360 m. Find the perimeter of one smaller square.

3. A farmer has some goats and chickens. He counts 110 legs and 76 eyes. How many goats does he have?

4. The table shows Andi’s grades for Test 1 and Test 2 in Mathematics, Language and Science. In which subject does he show the best improvement in terms of percentage, from Test 1 to Test 2?