Class 6 Chapter 1 Assignment

 

Assignment of Class 6 Chapter 1

Q1. Write in increasing  order

-6,  8,-7,  -4 , 0 ,29, -15

Ans: -15, -7,-6,-4,0,8,29

 

Q2. Work out the following:

a) -4 X5   = -20

b) -7 X (-3)  =-21

c) -8 -9=  -17

d) -9 - (-10) = -9 +10  = 1

e) -20 /5 = -4

 

Q3. Write down the first five multiple of 13

First five multiples are 13, 26, 39, 52 and 65

 

Q4. Write third multiple of 89

The third multiple of 89 =267

 

Q5. The diffrence between the two temperature is 10 deg . one of the highest  temp is 4 deg celsius. What is the other?

Let the other no. be x

4-x =10

-X = 10-4

X= -6

Q6. Find the factors of 56

1X56

2X28

4X14

7X8

Factors are 1 ,2,4, 7,8,14,28,56

Q7. Find the squares of the following:

a)   12              b) 45                   c) 34

12^2 = 144

45^2 = 45X45 = 2025

34^2 = 34 X34 = 1156

Q8. Find the square root of the following:

a)   36              b) 64                   c) 400                 d) 144

Square root of 36 = 6

64 = 8

400 = 20

144 = 12

 

Q9. The difference between two square no. is 39. What are the two square numbers?

The two squares no. are 64 and 25

64-25 = 39

Q10. Write the square number which lies between 101 and 150.

121 and 144 wil  lie between 101 and 150.

Q11. Write all the prime numbers  between 20  to 40.

Q12. Write 25 as the sum of three different prime numbers.

Q13. Which integer is neither positive nor negative?

Q14. Temperature at the foot of the mountain is 100C. It fell down by 15°C at the top of the mountain. What is the temperature at the top of the mountain?

Q15. Fill in the blanks with >, < or = sign.
(a) (− 1) + (− 3) _____ (− 1) − (− 3)
(b) (− 25) + (− 10) _____ (− 25) - (− 11)
(c) 256 − (− 11) _____ 260 + (− 4)
(d) (− 25) + (− 42) _____ (− 42) − (−25)