International Junior Math Olympiad Grade2_05 on Day:.........Month:..........Year:...........

Total Core =

Question 1: Apples are sold at 5 for 86 baht. How much will you pay for 20 apples?

Question 2: When a number is divided by 5, the remainder of 3. These numbers include 8, 18, and 23. What is the greatest number lesser than 40 that has this property ?

Question 3: If 2 x 3 x 4 = 24. What is the value of 20 x 30 x 40 ?

Question 4: 6, 9 and 12 are consecutive multiples of 3. If A, B and C are three consecutive multiples of 3 greater than 40, what is A + B + C ?

Question 5: Mikhala has 13 cookies while Ngoen has 25 cookies. How many cookies should Ngoen give to Mikhala so they would have the same number of cookies ?

Question 6: The counting numbers are arranged in triangular manner as shown below. What is the sum of all the numbers in the 9th row if you continue the pattern ?

Question 7: Mr. Wang has two sheets of metal as shown in the figures below. If these metal sheets have the same area, how long is the rectagular sheet ?

Question 8: The figure shown below is made up of identical squares. Find the number of squares of diffrent sizes in the figure

Question 9: Which of the following figures cannot be traced with a pen without lifting your hand?

Question 10: Refer to the figure shown below. How many quadrilaterals are there in the figure ?