PLEASE HELP!

This page lists questions and answers that were posted by visitors named PLEASE HELP!.

Questions

The following questions were asked by visitors named PLEASE HELP!.

A boat travels at 3.8 m/s and heads straight across a river 240 m wide. The river flows at 1.6 m/s. Find A) The boat's resultant velocity. B) How long it takes the boat to cross the river. C) How far downstream the boat is when it reaches the other side....

The total sales made by a salesperson was $25,000 after 3 months and $68,000 after 23 months. Predict the total sales after 42 months.

I need to know how to write an equation for the horizontal line with the points of ( -2, -5). I understand that it should be written as y=k. So would it be, y=-2x-5 or would it be y=-5? Where do you find k?

when water is combined with magnesium nitride to produce magnesium hydroxide and ammonia gas,

when water is combined with magnesium nitride to produce magnesium hydroxide and ammonia gas, is this reaction endothermic or exothermic and why?

ETHANOL (C2H5OH) HAS A DENSITY OF 0.80g/ml. IF A 10%(v/v) MIXTURE OF ETHANOL IN WATER WAS PREPARED HOW MANY GRAMS OF ETHANOL WOULD BE IN 100ML OF THE MIXTURE? (ASSUMING MIXED VOLUME IS THE SUM OF THE PARTIAL VOLUME)

How many grams of NAC2H3O2 must be dissolve in enough water to prepare 250.0 mL of a solution with a pH= 9.200? Molar mass of NaC2H3O2 ia 82.03 g/mol. Ka for C2H3O2H is 1.8x10^-5

Write the standard equation of the ellipse with the given characteristics Vertices: (0,7) (0,-7) foci: (0,2) (0,-2)

Change into standard form 1. x^2+6x+4y+5=0 2. y^2+12x+2y+=-25

How does the geography of Eastern Europe most affect farming in the region? There's more, but please answer this question first. If you know all the answers to the test please tell me them! Thanks!

How did the Industrial Revolution impact the lives of children in the nineteenth century?

What historical musical influences have contributed to the development of contemporary genres such as hip-hop and electronic dance music?

1. What is the best summary of lines 1–16? (1 point) Alice cannot reach the doorknobs. Alice keeps shrinking until she is very tiny. She talks about being smaller than furniture in the room. She throws the Rabbit’s gloves and fan on the floor. When she se...

A radio signal travels at 3.00⋅10^8 meters per second. How many seconds will it take for a radio signal to travel from a satellite to the surface of Earth if the satellite is orbiting at a height of 3.54⋅10^7 meters? Show your work.

Answers

The following answers were posted by visitors named PLEASE HELP!.

i am a different person and i still do not understand it i get R'=3000-400X but i don't understand wat to do with the 5000

ok i got p=20 p'=-1 q=1000 q'=200 and when i plugged them in i got r'=3000 is that right?

ok i redid it so q'=300?

Ok $3000 is the rate at that the revenue is rising. Ok for the second answer i plugged it in and i got 30=q'

So sales must increase at a rate of 300 books per week. Thank U So much! im gonna work on the second half of the problem now.

omg, thank u! I ended up getting something 1.70! THANKS!

I actually just redid it and found something close to 9.21?

Here is the multiple choice: Farms in the north have harsh winters, and farms in the south have mountains to deal with.**** Farms in the south have harsh winters, and farms in the north no longer have growing seasons. Farms in the north have longer growin...

If anyone is looking at this, and knows the answers to everything in this test please tell!!

which line models the data pionts better and why lesson 8: modeling data with lines essential algebra readiness (pre-algebra) B unit 3: using graphs to analyze data

someone please help