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 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...

please expalin in deatil how the answer to question 1 and question 2 was acheived. Two planes leasve airpot at same time. Plane A flies at a speed of 400 miles per hour in a direction 60 degrees...

Bar model too please

A pitcher throws 16 strikes in her first 38 pitches. The table shows how the pitcher’s strike percentage changes if she throws x consecutive strikes after the first 38 pitches. The table shows how...

this is a hard problem I can't solve can u help me pls

Pleas help! Not sure how to do this

An inlet pipe on a swimming pool can be used to fill the pool in 30 hours. The drain pipe can be used to empty the pool in 48 hours. If the pool is 1/5 filled and then the inlet pipe and drain pipe...

1. (sec x-1)(sec x+1) = tan2x 2. cot 2θ = cot2 θ-1 -------------...

Shayla bought 18 books for $139. She paid $5 for paperbacks and $12 for hardback books. How many hardback books did she buy?

This problem involves the Rule of 70, which gives quick estimates of the doubling time of an exponentially growing quantity. If r% is the annual growth rate of the quantity, then the Rule of 70 says Doubling...

The City Electric System(CES) recently constructed a major transmission line along parts of South Street in the city. The transmission lines are strung between power poles and the hanging lines form...

Peter and John make an apple-eating contest. Peter starts competing 3 hours before and eats 35 apples per hour, while John eats 24 each hour. If they ate 518 apples in total, the amount of apples...

A society of 12 people had to pay $1224. A group of it didn't pay and each one of the others payed $34 more than what they had to pay to cover the non-payer's dues. The number of people who didn't...

The federal building is as much taller than the state building as the state building is taller than the city building. If federal building is 160 ft tall and city is 80 ft tall. How tall is state...

The vertices of a quadilatetal are a(-5, 3), b(2, 2), c(4, -3), and d(-2, 2). How can you use slope to determan whether the qudilateral is a parrolelagram?

Jesse played two days of golf. On the second day, he got a score of 6 below par, or -6. His total for the two days was 0 above par, or 0. Define a variable. Then write and solve an equation to find...

when a box of chocolates was full it weighed 1.1 kg. After half of the chocolates were eaten, the box (with the remaining chocolates) weighed .7 kg. How much did the box weigh without the chocola...

You buy 100 candy bars. Some cost $1, some cost $1.50. If they cost $140 total, how many $1 candy bars? I have to write an equation and solve.

Billie is 4 years older than his sister. Seven years ago Billie was 3 times his sisters age. How old is Billie's sister now?

Lisa is 3 times as old as Maggie. The difference in their ages is 12 years. What are their ages?

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