Integer (Z)= ...-3,-2,-1,0,1,2 3,4... A.If you add two integers you will get ineger Like 4 + 5 = 9 Integer+integer=integer So , you can say integers are closed under addition....
A monkey climbing a greased pole ascends 12 m and slips down 5 m alternte minutes. If the pole is 63 m high, how lomg will it take for the monkey to reach the top Ans) In 2 min, the monkey would...