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HKIMO 2026 Grade 1 National Preliminary Set 05

Question 1

Given two balances below, find the heaviest type of fruit.

Question illustration
  1. Apple
  2. Orange
  3. Mango
  4. None of them

Question 2

In the family, Mina has 3 sisters in total. How many children does Mina’s mother have?

Editorial assumption: Mina and these three sisters are all of her mother’s children; there are no additional children. This assumption clarifies a detail not stated explicitly in the source.
  1. 2
  2. 3
  3. 4
  4. 5

Question 3

Mary looks at the calendar. Her birthday is 2 days after today and it is on Friday. Which day of the week is today?
  1. Wednesday
  2. Thursday
  3. Friday
  4. Tuesday

Question 4

By observing the pattern, what is the number in the space (“…”) provided?

0, 5, 10, 15, …
  1. 20
  2. 16
  3. 19
  4. 17

Question 5

Ken is 15 years old and Ken’s sister is 5 years younger than him. How old is Ken’s sister now?
  1. 20
  2. 10
  3. 5
  4. 15

Question 6

Find the value of 1 + 9 + 6 + 4 + 2.
  1. 12
  2. 20
  3. 21
  4. 22

Question 8

What is the value of A such that the equation below is correct?

20 − A = 9
  1. 12
  2. 9
  3. 10
  4. 11

Question 11

According to the pattern below, which number should be filled in the blank?

20, 1, 19, 2, 18, 3, __
  1. 17
  2. 4
  3. 14
  4. 7

Question 12

Find the smallest number with two identical digits.
  1. 10
  2. 11
  3. 99
  4. 98

Question 13

Fill the lines with “+” and “−” to make the equation below correct. (The symbols are written in order from left to right).

Question illustration
  1. +, +
  2. +, −
  3. −, −
  4. −, +

Question 14

Donald has 15 crayons. Minnie gives Donald 3 crayons. How many crayon(s) does Donald have now?
  1. 18
  2. 12
  3. 19
  4. 13

Question 15

What is the value of B such that the following equation is correct?

Question illustration
  1. 8
  2. 4
  3. 5
  4. 6

Question 16

How many squares are there in the following figure?

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  1. 5
  2. 6
  3. 7
  4. 8

Question 17

How many cubes are there in the solid below?

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  1. 4
  2. 6
  3. 7
  4. 8

Question 18

Refer to the pattern below. Find the suitable figure to fill in the blank.

Question illustration
  1. Filled circle

    Question illustration
  2. Unfilled triangle

    Question illustration
  3. Filled triangle

    Question illustration
  4. Unfilled circle

    Question illustration

Question 19

How many circles are there in the figure below?

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  1. 4
  2. 5
  3. 6
  4. 12

Question 20

How many sides are there in the following figure?

Question illustration
  1. 5
  2. 7
  3. 8
  4. 9