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 ….
Final test 2 weeks longer be immediately implemented. To prepare for the end of semester tests, required training matters. Therefore, in this post I’ll upload the questions elementary mathematics class V, the end of the semester 2 test preparation.
Hopefully the questions is beneficial!
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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