Text Book Back Exercises Questions with Answers, Solution : 4th Maths : Term 1 Unit 3 : Patterns : Exercise 3.3

__Exercise 3.3__

**A.** **Fill in the blanks.**

i. 90, 180, 270,_{ }__360__**, 450, 540.**

ii. Z90, A81, Y72, B63, __X54__**, C45, W36.**

**B. ****Circle the multiples of 9**

25, 27, 35, 36, 45, 46, 54, 55

25, ** (27)**, 35,

**C.**** Complete the following sequence.**

1. 125, 150, 175,_{ }__200,__** 225,250.**

2. 100, 400, 700, __1000__**, 1300, 1600,**

3. A 100 C 300 E 500 __G 700__ __I 900__
__K 1100__ __M 1300__

4. 200 400 600 __800____1000____1200__

**D. ****Complete the following sequence.**

**1.** 9 × 6 = 54

9 × 66 = 594

9 × 666 = 5994

9 × 6666 = 5** 9,94**4

9 × 666666 = __5,999,994__

**2. **9 × 111 = 999

9 × 333 = 2997

9 × 555 = __4,995___{}

9 × 222 = 1998

9 × 444 = __3,996__

9 × 666 = __5,994__

**E. ****Answer
the following questions.**

**1.**** The school bell rings once in an hour, to
indicate that the session ends/next session begins. And for break, it will be
20 minutes. Shall we try to fill this up.**

**Here is the time table**

**2.**** Imagine you are a traffic inspector. You are
asked to design the traffic signal timings. Can you design it?**

**3.**** A city is planned in such a way that every 5km
has a circle and has 4 signals around.**

**So, can you guess where the
signals and circle are there?**

**How many signals are needed for a
20 km distance?**

The four signals are around the circle.

16 Signals are needed for a 20km distance

**F. ****Create a magic square by using
multiples of 10, 20, 30, 40, 50, 60, 70, 80 and 90.**

**Try This**

Create magic
squares by using,

1. Multiples of
nine

2. Multiples of
hundred

Tags : Patterns | Term 1 Chapter 3 | 4th Maths , 4th Maths : Term 1 Unit 3 : Patterns

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4th Maths : Term 1 Unit 3 : Patterns : Exercise 3.3 | Patterns | Term 1 Chapter 3 | 4th Maths

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