Question

Q.6 On a vertical number line where are, the positive numbers are placed?

a. below 0

b. to the right of 0

c. to the left of 0

d. below 0

Q.7 What is the opposite of a profit of Rs.250?

a. + Rs.250

b. a loss of Rs.250

c. a gain of Rs.250

d. none of the above

Q.2 Find the solution of following:

i. 7 – 4

ii. 5 – 11

iii. – 4 + 7

iv. – 5 – 3

v. 12 – 5

Q.3 Find the solution using box method.

i. 5 – 3

ii. – 5 + 3

iii. 4 – 7

iv. – 2 + 6

v. 8 + 3

Q.4 Write the following numbers with appropriate signs.

a. 100 m below sea level

b. 25° C rise in temperature

c. any five numbers less than 0

d. 5 m above the ground level

Q. 5 Write all the integers between the given pairs.​

Answer 1

6. It is placed in b. To the right of 0. If there is above 0, then that is the correct answer.
7. b. A loss of 250 Rupees.
2. (1) 3, (2) -6, (3) 3, (4) -8, (5) 7.
3. (1) 2, (2) -2, (3) -3, (4) 4, (5) 5
4. a. -100m
b. +25 degrees
c. -1,-2,-3,-4 and -5.
5. Where are the given pairs mate?