IKMC 2027 - Grades 1-2 - Self-study SET 18 - Thematic Batch 3

Boats numbered 1, 2 and 3 are enjoying a voyage on the ocean. Suddenly a storm appears. Heavy raindrops begin to fall, and the wind blows strongly. Huge waves threaten to pull the boats into the storm. The boats must reach the harbour as quickly as possible. Luckily, a distant lighthouse guides them. Which boat can enter the harbour? (The arrow shows the direction into the harbour.)

Which numbers are hidden behind the triangle and the square?

In the calculation below, the pictures , and stand for the digits 1, 2 and 3 in an unknown order. Which digit does represent?

The Nhi Nho soldiers stand in a row, with their shapes following a pattern. The pictures are labelled first through eighth. What does the tenth soldier look like?

Tom and Jerry buy the same kinds of ice creams and mineral water at a supermarket. Jerry pays 18 dollars for 3 ice creams and 6 bottles of water. How many dollars does Tom pay for 1 ice cream and 2 bottles of water?

Amy has an empty tray (Figure 1). She wants to place as many triangular wooden pieces (Figure 2) in it as possible, without any overlapping. What is the greatest number she can place in the tray?

How many frogs did the three birds catch altogether?
Peli: I caught at least 2 frogs.
Holi: I caught more than Peli but fewer than Kanu.
Kanu: I did not catch more than 4 frogs.

Mai cut out one triangle and placed it on the plate as shown. What is the fewest number of additional triangles of the same shape and size that she needs to cover the plate completely?

Ben ate a piece of pizza, leaving the pizza as shown. What fraction of the whole pizza did he eat?

Charlie the rabbit has 10 carrots and eats one each day. He ate his sixth carrot on Wednesday. On which day did he eat his first carrot?

Alice draws a line joining the ladybirds in increasing order of their numbers of spots. She starts with the fewest spots and ends with the most. Which picture does she obtain?

Thang wants to colour the divided circle. Each region gets one colour, and regions sharing a boundary segment must have different colours. What is the smallest number of colours he needs?

Mai baked identical cookies for Nam’s birthday. Mi broke one cookie into two pieces. Which picture shows a part of that cookie?

Ben arranges the faces in the repeating pattern shown. Which face is twenty-first?

How many wooden cubes did Viet and Nam use altogether to build the two shapes shown?

Colour every square containing a number smaller than 10. Which letter appears?

In Kanga’s house, each pair of adjacent rooms has one door, as shown. Kanga wants to go from room A to room B. What is the smallest number of doors she must pass through?

Ben and Chris are queuing for food in the school cafeteria. Ben counts 16 people ahead of him. Chris counts 25 people in the whole queue. If Ben is ahead of Chris, how many people are behind Ben?