Akangaroo hops 2 kilometers in 3 minutes. at this rate how far does the kangaroo travel in 2 minutes?

1.3 kilometers

Step-by-step explanation:

It is given,

A kangaroo hops 2 kilometers in 3 minutes.

I.e. In 3 minutes, a kangaroo hops 2 kilometers.

Thus, in 2 minutes, it will hop kilometers

i.e. It will hop kilometers

i.e. It will hop 1.3 kilometers

Hence, in 2 minutes the kangaroo will hop 1.3 kilometers.

answer: expected value of x = 1.0

step-by-step explanation:

p(x=0) = 0.25

p(x=1) = 0.50

p(x=2) = 0.25

expected value for x = 0×0.25 + 1×0.5 + 2×0.25 = 1.0