Math Kangaroo 3-4, 5point questions

Smurfette baked a cake. She put a row of 10 plums on top of the cake. Between each two adjacent plums she put two blackberries and between each two adjacent blackberries she put a blueberry. How many pieces of fruit did she use to decorate the cake?

• 40

• 38

• 37

• 28

Sue invited seven friends to her birthday party. She made a bet with her six year old brother that she will get three times as many gifts as his age. Dana and George brought three gifts each, Emma brought four gifts. Lena brought 1 gift. Last came Ivana and Simon and each brought her 2 gifts. How many gifts should Stella bring so that Sue wins the bet?

• 6

• 5

• 4

• 3

Mary wants to spend 18 consecutive days visiting her Grandma. Her Grandma reads her story books on Saturdays, Sundays and Tuesdays. If Mary wants the spend the greatest amount of story days with her Grandma, what day of the week should she start her visit?

• Friday

• Sunday

• Tuesday

• Saturday

Mary went to the movies. Her seat was on the 5th row counting from the front, on the 6th row counting from the back; it was the 10th seat counting from the left side and the 11th seat counting from the right side. How many seats does the movie theatre have?

• 210

• 220

• 200

• 230

The sum of the ages of four brothers is 12. The youngest brother Mike is 2 years old. Andrew and Tom are twins. Which of the following numbers could be the age of the older brother Mark?

• 3

• 4

• 5

• 6

• 12

• 0

• 10

• 9

There were 9 pieces of paper. Some of them got cut into three parts. Altogether, there became 15 pieces of paper. How many pieces were cut into parts?

• 2

• 5

• 4

• 3

About a man, a policeman has collected the following information: - he is 33 and 1,85 m. tall; - he is 29 and 1,75m. tall; - he is 29 and 1,70m. tall. For each item, exactly one of two data turns out to be true. Thenthe man is 33. (B) the man is 1,75 m. tall. (C) the man is 1,70 m. tall. (D) the man is 1,85 m. tall. (E) the man is 1,75 m. or 1,70 m. tall, but it is not possible to decide.

• The man's age is 33

• The man is 1.75 m. tall

• The man is 1.85 m. tall

• The man is 1.75 m. or 1.70 m. tall, but it is not possible to decide.

In a toy store, cars are available in 5 different colours : Blue, Red, Yellow, White & Black. A car has either 2 doors or 4 doors. How many different versions of the car are available?

• 10

• 20

• 8

• 9

Albert fills the grid with the five figures shown below. Each figure appears exactly once in every column and every row. Which figure must Albert put in the cell with the question mark?

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