Question

Q1 A. Fill in the blanks :
1) 12+ = 0
2) (-5) x ( -7 ) =
3) (-24) + 4 =
4) (-25) -_=(-1)
B. Verify a-(-b ) = a + b for the value of a = 35 , and b = 13
C. Use the sign >, < or = in the circle to make the statement true
1) (-11) + 3 O (- 11 ) - 3 (2) 10-2-9 10-2.9
D. Write a pair of integers whose sum is (-8).
E. Write a pair of integers whose difference is (-17).
F. Write a negative and a positive integer whose sumis (-1).
Q2 A. Find the products :
1) (-19) (-8) 2) (-1) x (-2) x (-3) x 5
B. Find the product using suitable properties : 4x(-37) x (-25)
C. Evaluate each of the following:
1) 16 + [(-5) +1] 2) [(-60 ) + 10 ] + 3
D. Solve: (Any 1)
1) At Gulmarg temperature was -4°c on Friday and then it dropped by 2 on Saturda
What was the temperature of Gulmarg on Saturday ? On Sunday it rose by 5 what
the temperature on this day?
2) A cement company earns a profit of Rs. 9 per bag of white cement sold and suffered a
per bag of gray cement sold. The company sells 3000 bags of white cement and 4000
cement in a month. What is its profit or loss?​

Answer 1

Answer:

1.-12

2.35

3.-20

4.-24