Mathematics, Physics and Biology Books Olympiad For Junior High Shcools

Olympics following books for junior high schools, the subjects of Mathematics, Physics and Biology.  Books Mathematical Olympiad, Physics and Biology are used for younger siblings who are still in junior high school. These books can be used to prepare for the Olympic district level (OSK), Olympics Provincial level (OSP) and the National Olympiad (OSN).

The following display books.

maestro olimpiade matematika smp  buku olimpiade biologi smp  buku olimpiade fisika smp

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25 Math Olympiad For Primary Schools 2013

reading olympiad

Here is the question of Mathematical olympiad for elementary students.

1. The ratio of the number of boys and girls in a school is 3 : 2. If 20% of the boys and 30% of the girls are scholarship holders, find percentage of the student who are not scholarship holders.

2. Two numbers are less than a third number by 30% and 37% respectively. How much percent is the second numbers less then the first?

3. A mixture of 40 litres of milk and water contain 10% water. How much water should be added to it so that water may be 20% in new mixture?

4. A customer asks for the production of x number of goods. The company produces y number of goods daily out of which z% are until for sale. The order will be completed in ….

5. The population of a town is 8.000. It increase by 10% during first year and by 20% during second year. The population after 2 years will be ….

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India 2nd Elementary Mathematics International Contest

learning

T1.    There are three people: grandfather, father and son. The grandfather’s age is an even number. If you invert the order of the digits of the grandfather’s age, you get the father’s age. When adding the digits of the father’s age together, you get the son’s age. The sum of the three people’s ages is 144. The grandfather’s age is less than 100. How old is the grandfather?

T2. Three cubes of volume 1 cm3, 8 cm3 and 27 cm3 are glued together at their faces. Find the smallest possible surface area of the resulting configuration.

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Thailand 1st Elementary Mathematics

thailand math contest

1. M sold some apples and received an amount of money. If M had sold 10 more apples for the same amount of money, the price of one apple would be 2 baht less than the original price. If M had sold 10 less apples for the same amount of money, the price of one apple would be 4 baht more than the original price. (Note: Baht is the Thai Currency)
a) How many apples did M sell ?
b) What was the price of one apple?

2. Bag A has twice the number of beads in bag B. 12% of beads in bag A are removed and transferred to bag C. 20% of beads in bag B are removed and transferred to bag C. After removing and transferring beads, there are now 488 beads in bag C which is 22% more than the original number of beads in bag C. How many beads were there in the bag A at the beginning?

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INTERNATIONL MATHEMATICS AND SCIENCE OLYMPIAD FOR PRIMARY SCHOOLS (IMSO) 2005

Answer the following 10 questions, and show your detailed solution in the space provided after each question. Each question is worth 4 points.
Time limit: 60 minutes.

1. In a mathematical competition consisting of 25 problems, 8 marks are given for each correct response, 0 marks for each incorrect response and each no response is awarded 3 marks. Tom scored 121 marks in this competition. What is the smallest number of incorrect responses he could have?

2. How many numbers less than 1000 have the product of their digits equal to 63?

3. The integers 1, 2, 3, .. , 2005 are written on the board. What is the smallest number of these integers that can be wiped off so that the product of the remaining integers ends in 8?

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