Answer:
1.25
Step-by-step explanation:
1/2 of 2.5 is 1.25
Think of it as the following
250 divided by 2 is 125 because 125+125=250
Let X be the random variable representing the number
of coins that Matt set aside after three flips.

We have to run n from 0 to 100 and m from 0 to (100-n),
Find the binomial law, then compute the mean like this:

Hope this gives a hint.
Answer:
The contribution of sam in national insurance in last month = 151.2 /-
Step-by-step explanation:
Gross salary last month = 1260
Contribution to nation insurance = 12 %
Therefore he pay last month to nation insurance is 12 % of 1260.
⇒ 1260 × 
⇒ Contribution to national insurance = 151.2 /-
Therefore the contribution of sam in national insurance in last month = 151.2 /-
Answer:
w = -0.5
Step-by-step explanation:
Divide the entire equation by -6.8 to cancel it out and get your "w" variable alone.
w = -0.5
Answer:
6
Step-by-step explanation: