Question

Find the product of the following integers:
@ (-153) * (-110) b) (-1020) * (-28) (-6) c) (-405) * (-512)
Find the quotient of the following divisions:
@ (-280)+7
b) 980 + (-14)
c) (-540) = 12
d) (-4760) - (-17)
e) 3930 = (-6)
f) 5490 = (-30)
Answer the following questions:
a) What will be the sign of the product of 123 negative integers?
b) If 16 positive integers are multiplied together, what will be the sign of the product?
c) What will be the sign of the product of 19 negative integers and 15 positive integers?
© Solve.
a) Find the dividend which when divided by –25 gives 154 as the quotient.
b) When 3500 is divided by a number x, the quotient is -125. Find the value of x.
c) What would be the quotient when 22,572 is divided by -18?
A point P is 250 m below the sea level and another point Q is 521 m above the sea level. Find the
distance between these two points.
Ramesh completes a game with 1500 points in first round, then he looses 1200 points in second round
and completes the third round by scoring 200 points. What is his final score?
A submarine is at 20 m below the ground level. If it descends at the rate of 13 m/min, how long will it
take to reach-2400 m?
A shopkeeper earns a profit of 5 by selling one notebook and incurs a loss of 1 by selling an old pen.
In a particular month, the shopkeeper earns a profit of 185. If he sold 75 old pens, find the number of
the notebooks sold.
A certain freezing process requires room temperature to be lowered from 60°C at the rate of 8°C every
hour. What will be the room temperature, 8 hours after the process begins?
(2)
Grade - 7
Number System | 23​

Answer 1

Answer:

I hope it helps thanks...

Answer 2

Answer:

I hope it helps thanks......

plz mark me as brainliest

Step-by-step explanation: