Answer:
It would be -4
Step-by-step explanation:
a double negative becomes a + sign
So, -10 + 6=-4
The second one, because negative times negative equal to positive, -2(-y)= 2y
5 x 10 is 50 then 50 + 11 is 61 so I think it would be 61 ;)
Tiger has 27 times more mass than the cat
How I did it?
First, you convert 5000 g to kg which is 5 kg
Then you divide 135 into 5 which is 27
Hope that helps