Step-by-step explanation:
Given that the mean of the numbers is 12

so here
let's that one as x and another one as 2x since it is given that one is twice the other
Therefore we get

Given mean = 12




Hence it's 11 and 22
F(x) is f(x)=30x+40
g(x) is g(x)=35x+5
last twi answers are
250$ to deliver 7 cubic yards of pea stone
Step-by-step explanation:



Now subtract.....

hence the answer is 3 ....
hope it helped !!!!
<span />the probability of rolling a 4 = 5 times.