STEM Math Grade 4-5-6 (Ms Nining)

In the operation above, the red arrows represent addition and the blue arrows repesent multiplication in natural numbers.

Which number should be in the circle with the question mark?

• 28

• 35

• 60

• 192

3 x 3 ÷ 3 - 2 + 2 - 2 x (1 + 1) ÷ 1 = ?

What is the result of the operation above?

• -2

• -1

• 0

• 2

Michel's dog is 4 years younger than his cat. If the sum of the ages of the two pets is 18, how old is Michel's cat?

• 7

• 9

• 11

• 13

Peter and his friends, who come to Frankfurt for the STEM GRAND FINAL organisation, take two taxis from the airport to the hotel. The taxis they take are from different companies that apply different price lists but when they arrive at the hotel, they notice that the fares for both taxis are the same.

How far is their hotel from the airport?

• 3 km

• 4 km

• 5 km

• 6 km

Given that each letter represents a non-zero numeral, what is the result of the operation (S+T+E+M) ?

• 13

• 17

• 19

• 21

Assuming that positive natural numbers follow the colour pattern given in the table above, what colour is the result of the operation (7 x 19) ?

• Orange

• Blue

• Green

• Red

The weights of some pairs of animals of the musicians of Bremen are as shown in the figure.

How much does the donkey weigh?

• 25 kg

• 32 kg

• 36 kg

• 37 kg

The first two scales above are in balance. The third scale at the bottom is supported by hand to keep it in balance.

How many apples should be placed on the right pan of the third scale so that it stll remains in balance after letting it go?

• 6

• 7

• 8

• 9

There are 16 bikes for sale in a shop that sells bicycles and tricycles.

Given that the total number of wheels of the bikes in the shop is 44, how many bicycles are there in the shop?

• 4

• 5

• 6

• 7

Tina, who works at the pizzeria, takes a slice of pizza from each pizza plate above, and places them neatly on the empty plate to prepare the mixed pizza delivery.

Which of the pizza slices given in the options makes the deivery plate full?

• One slice of vegan, one slice of bacon pizza

• Two slices of vegan, two slices of bacon pizza

• One slice of vegan, three slices of bacon pizza

• Three slices of vegan pizza