Bài tập Toán tư duy Lớp 2 - Bài 2: Shape balance

 MathSpace Education Math in Englishglish Course
 Shape balance 
 I. LEVEL 1
 What number should be the replacement for the question mark?
 A B 
 Answer: __________________ Answer: __________________ 
 C D 
 Answer: __________________ Answer: __________________ 
 E F 
Topic: Shape Balance Page 1 What is the mass (weight) of a ? 
 (A) 3 (B) 5 (C) 12 (D) 6 (E) 5.5
 Answer: ________________________________________
 Problem 5: To cook an elixir a witch needs five types of herbs exactly in the amounts weighed 
 by the scales in the picture. The witch knows that she needs to put 5 grams of sage into the elixir. 
 How manr grams of hibiscus does she have to use ? (The weight of the scales is irrelevant.) 
 (A) 50g (B) 40g (C) 30g (D) 20g (E) 10g
 Answer: ________________________________________
 Problem 6:
 All four scales shown are balanced. One possible replacement for the ? is 
 Answer: ________________________________________ 
 Problem 7: 
Topic: Shape Balance Page 3 MathSpace Education Math in Englishglish Course
 Answer: _________________ 
 Problem 4: There are three kinds of objects, cylinders and cubes. Three spheres have the same 
 total weight as two cylinders, and five spheres have the same total weight as six cubes. How 
 many cubes will have the same total weight as five cylinders ? 
 Answer: _________________ 
 Problem 5: On one of the plates of a balance there are 6 oranges and on the other there are 
 melons. When we put a melon exactly like the others on the orange plate, the balance is 
 equilibrated. 
 A. the same as 2 oranges B. the same as 3 oranges
 C. the same as 4 oranges D. the same as 5 oranges
 E. the same as 6 oranges
 Answer: _________________ 
Topic: Shape Balance Page 5 Answer: ______________________________ 
 Problem 4: 
 Find the value of each shape if the total weight is 96 g. 
 Answer: ___________________________________ 
Topic: Shape Balance Page 7