A small publishing company is planning to publish a new book. The production costs will include one-time fixed costs (such as editing) and variable costs (such as printing). The one-time fixed costs...

A phone company , First degree offers an overseas call package \$2.50 plus 5cents per min for any other international calls while other company , Vivo phone offer a competitive package by charging...

So it was: "The sum of the first 43 numbers in an arithmetic series is 4 x(times) the sum of the first 30. Find the sum of the first 30?". I started by using the sum of the nth term equation...

jncdnckdncdskbkdbk hkc  cncnkajnaknckdbdbkbdjakcsbckcbsjkcbckjs

How many liters of the 20 % orange juice should be in the mixture?

To play the lottery in a certain state, you buy a ticket where you pick 6 numbers out of 45 numbers, playing for a \$1 each ticket. If the 6 numbers drawn by the lottery are the same 6 numbers you...

i don't really understand how to evaluate this word problem maybe you can help me. i would really appreciate it and thank you

Mr. Green bought dinner home to his family from the local fast food restaurant. He brought hotdogs, which sell for \$1.50 each and hamburgers, which sell for \$2.00 each. If he brought a total of 8...

I am not sure what kind of answer I should give. I am guessing a variable type answer. I’m just not sure. if the variable type answer is right this what I got: 13.5n (n=Number of sightings in...