Mommy @ School - G8I

How many quadrilaterals of any size are to be found in the diagram pictured?

• 0

• 1

• 2

• 4

Which of the following product gives the biggest answer?

• 44 × 777

• 55 × 666

• 77 × 444

• 88 × 333

Kathi draws a square with side length 10 cm. Then she joins the midpoints of each side to form a smaller square. What is the area of the smaller square?

• 10 cm²

• 20 cm²

• 25 cm²

• 50 cm²

What result of the following additions is NOT a prime number?

• 2 + 11

• 4 + 7

• 6 + 11

• 5 + 7

Maria has exactly 9 white cubes, 9 light gray cubes and 9 dark gray cubes, all the same size. She glues all these cubes together to form a larger cube. Which of the cubes below is the one she made?

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A big spot of ink covers most of a calendar page of a certain month. Which day of the week does the 25th day of that month fall on?

• Monday

• Wednesday

• Thursday

• Saturday

In a box-shaped water tank with dimensions 4 m x 2 m x 1 m, the height of the water is 25 cm. The tank is then turned on its side (see picture given). How high is the water in the tank now?

• 25 cm

• 50 cm

• 75 cm

• 1 m

A digital clock shows the following time: What time is it when it uses the exactly same digits again for the first time after that?

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A star consist of a square and four triangles. All sides of the triangles are equally long. The perimeter of the square is 36 cm. What is the perimeter of the star?

• 144 cm

• 120 cm

• 104 cm

• 72 cm

Alice subtracts one two-digit number from another two-digit number. Afterwards she paints over two digits in the calculation. How big is the sum of the two painted digits?

• 8

• 9

• 13

• 15