Question

As i said , the questions are:

1. find the sums of first five negative integers.

2.The sum of two integers is (-326). one of the integer is 159. find the other integers .

3.Subtract the sum of (-19) and (-45) from (-112).

4. Jyotsna travelled 75 km towards the East. From there, she travelled 89 km towards the west, How far is Jyotsna from the starting point?

5. Neena observed that the temperature of a substance started falling drastically after she recorded it as 15 °C . What was the temperature after 8 minutes, If it dropped at the rate of 2 degrees per minute?​

Answer 1

Answer:

ans 1 - (-15 ) as (-1)+(-2)+(-3)+(-4)+(-5) = -15

ans 2 - 159 - (-326) = -485,(-485)+159 = (-326)

ans 3 - (-19)+(-45) = (-64),(-112)-(-64) = -48

ans 4 - 75km+89km = 164km, Jyotsna is 164km far from the starting point.