CBSE Class 8 Maths A Square and A Cube (Class 8 NCERT New) Quiz 5

1. A warehouse stacks small cubes of goods to form a larger cube. Each side of the big cube has 5 boxes. How many small boxes are used in total?

A 125 boxes B 25 boxes C 100 boxes D 64 boxes

2. A warehouse stacks small cubes of goods to form a larger cube. Each side of the big cube has 5 boxes. If each box weighs 2 kg, what is the total weight?

A 250 kg B 100 kg C 125 kg D 200 kg

3. What happens to the total number if the side increases to 6 boxes?

A The total number becomes 216 boxes. B The total number becomes 36 boxes. C The total number becomes 120 boxes. D The total number becomes 64 boxes.

4. A teacher wants to arrange students in a square formation for an activity. There are 50 students. Can the students form a perfect square arrangement? Why?

A No, because 50 is not a perfect square. B Yes, because 50 is a perfect square. C Yes, because any number can form a square. D No, because 50 is an even number.

5. A teacher wants to arrange students in a square formation for an activity. There are 50 students. What is the nearest perfect square less than 50?

A 49 B 36 C 25 D 16

6. A teacher wants to arrange students in a square formation for an activity. There are 50 students. How many students will be left out?

A 1 student B 0 students C 2 students D 3 students

7. An LED panel has 144 lights arranged in a square pattern. How many lights are in each row?

A 12 B 10 C 14 D 16

8. If 25 more lights are added, can it still form a perfect square?

A Yes, it can form a perfect square. B No, it cannot form a perfect square. C It will form a rectangle instead. D It will form a triangle instead.

9. An LED panel has 144 lights arranged in a square pattern. Suggest the next possible perfect square arrangement.

A 169 lights (13 x 13) B 150 lights (12 x 12.5) C 196 lights (14 x 14) D 160 lights (10 x 16)

10. How many numbers lie between the squares of the following numbers? (i) 18 and 19

A 36 numbers ( = 36) B 37 numbers ( = 37) C 35 numbers (19^2 - 18^2 - 2 = = 361 - 324 - 2 = 35) D 38 numbers ( = 38)