Peter puts the numbers 1,2,3 and 4 into the four cells below, one number per cell. He has already placed 1. The two numbers in cells sharing an edge with 3 have a sum of 5. What number goes in the cell marked “?”?
Dory is searching for her lost family. Eager to see her parents, she wants to travel quickly without repeating a path. Fortunately, the clownfish Marlin and Nemo accompany her. On the way from the ocean to the Marine Life Institute, they may meet new friends. Whom can Dory meet if she follows the correct route?
The Kangaroo mathematics contest takes place every March. In 2013 it was held on 21 March, when Adam was 7 years old. Adam’s birthday is in February. How old is he when the contest takes place in 2020?
The picture shows the order of Albert’s, Bea’s, Carl’s and Diana’s houses on the same street. Albert to Diana is 900 m, Albert to Bea is 250 m, and Carl to Diana is 450 m. How far is Bea’s house from Carl’s?
During his last 3 days of catching mice, Tom catches 2 more mice each day than the day before. On the third day he catches twice as many as on the first day. How many mice does he catch in all 3 days?
Ann wants to place 6 toys in the six-compartment cabinet shown. Bear is between Kangaroo and Round Doll . Moreover, Carriage and Engine are closer together than Engine and Tall Doll . Finally, Kangaroo is above and to the right of Engine, and Tall Doll is to the left of Carriage. Which toy is in the grey compartment?
Antol’s mother buys him three more toys: Giraffe , Pig and Duck . His old toy shelf is too crowded, so his father makes a new shelf with six compartments as shown. Antol puts Bear between Reindeer and Car . Reindeer is below Pig. Giraffe is to the left of Pig and to the right of Duck. Which toy is in the orange compartment?