# Mathematics National Exam Prediction for 2015 SD

All students, as soon as, you will take the National Exam. One more step brother-sister graduated elementary and will go to a higher level or junior. SD National Exam Results will determine the brothers will decide where brother will step. If the results of the UN younger siblings is good, then surely younger siblings will be accepted at the junior brothers favorite choice.

Now there are only two choices, the brothers want to learn or not. If the brothers learn to prepare, then the brothers will be accepted at the junior Favorites, but it would be otherwise if the brothers did not want to learn. To help the brothers to prepare UN (National Exam), then the I will give predictions about the UN Mathematics, Science and Indonesian.

# Six Pack Problem SMP National Mathematics Exam Preparation

2015 is the year of the last national examination for junior high school curriculum, 2006. After implementing the National Exam still not sure whether to go ahead or not. And this policy is still under review by the current government. National Exam still has several more months. But it would be nice if the brothers prepare from this time. The more you prepare well, then I am sure you will definitely succeed.

To help the brothers in the UN practice questions, so this time I will present a six pack math problem SMP National Exam preparation.

# Mathematics Olympiad

**Mathematics** is a science that is unique. Many people who do not like science, but partly also explore the science of this. Students who are practicing about Mathematics Olympiad is one part that wants to explore the science of Mathematics. If every day was trained, it is not likely they will someday be a scientist who has a strong knowledge base and are useful for human life.

On this occasion, we will prepare questions for the Olympic School level Dasar. We hope that the children at an early age education has a strong science base, so that they become the children of the nation are useful for the world.

1. The figure is made up of a right-angled triangle and a trapezium. The sides of the right-angled triangle are in the ratio 3 : 4 : 5. What is the area of the figure if the length of the triangle’s shortest side is 18 cm?

2. The ratio of the number of apples to the number of pears in a supermarket was 5 : 2. After 630 apples were sold, the ratio the number of apples to the number of pears become 2 : 1. How many pears were there in the supermarket?

# Olympiad Math Trainer Week 4

If you have ever read my articles ablout Olympiad Math Trainer Week 2 dan Olympiad Math Trainer Week 3, please read to this post. Now, I give your some problems for Olympiad Math Trainer Week 4.

Solve these questions. Show your working clearly. Each question carries 4 marks.

1. Use simple method to calculate 99 999 x 12 345.

2. Observe the number pattern below.

121, 12.321, 1.234.321, 123.455.321, … .

What the number is the 5th term?

3. Compute 1 + 2 + 3 + … + 49 + 50 + 49 + …. + 3 +2 + 1.

# Olympiad Math Trainer Week 3

We have maths problems for students in Junior High School or in Grade 7. Below Olympiad math trainer week 3.

Solve these questions. Show your working clearly. Each question carries 4 marks.

1. Use a simple method to calculate each of the following.

(a) 999 x 222 + 333 x 334

(b) 999 x 778 + 333 x 666

2. Observe the number pattern below.

16, 23, 28, 38, 49, ….

What is the 6th term?