# Posts by Janine

Total # Posts: 32

math
in math class ,the ratio of boys to girls are 4:8 ,if they are 24 girls in the class,how many boys are there

Math
The sum of two consecutive numbers is S. The square of the larger number minus the square of the smaller number is?

Physics
A student walks from her apartment a distance d=139m to the bus stop at a speed of v1= 1.40m/s. The she realizes that she has forgotten her crib sheet for her exam and so runs back to her apartment to pick it up and returns to the bus stop at a speed v2= 4.80m/s. What is her ...

Physics
A student walks from her apartment a distance d=139m to the bus stop at a speed of v1= 1.40m/s.

Janine
You order fifteen burritos to go from a Mexican restaurant, eight with hot peppers and seven without. However, the restaurant forgot to label them. If you pick five burritos at random, find the probability of the given event. (Round your answer to three decimal places.) All ...

Math
write the missing digit.... [ ] 6 [ ] x 4 [ ] 5 ----------------- 1 [ ] 4 [ ] [ ] 0 [ ] 1[ ]7 [ ] ------------------ [ ]1[ ]0 [ ] 5

life orientation
What are the environmental factors that causes ill health or accident or diseases

Social studies
The question I have is about chesapeake bay and massy bisects bay. It is basically to see if demographic and economic changes have moved the Chesapeake bay and Massachusetts bay colonies closer together or further apart?

psychology
B,a

math
what is the least number of bills you can use to make 23 dolers what bills are thay

math
528 inches of the deck

math/Finance
Sheila Spinney borrowed \$32,500 at 7.5% simple interest for 180 days on January 7. The bank later sold the note at an 8% discount on March 2. Find the proceeds to the bank. I do not know what formula to use.

math/Finance
I want to know the formula to use 1. A 120-day simple discount promissory note for \$12,000 with a simple discount rate of 9% was signed on July 14. It was discounted on August 30 at 9.5%. Find the proceeds at the time of the sale. 2. 8. A \$15,000 T-bill is purchased at a 3.85...

math
A van came around a corner a hit me as I gently pulled off in a small car to help my court case we measure I was pushed over 40 meters How can I give an idea as to how fast he must have been travelling? Unfortunetly it is on the Isle of Man on a no speed limit road however it ...

Math
Michael purchased a certain number of share of one stock for a total of \$2800. The second stock was selling for \$6 less per share . Michael could have bought 6 more shares of the second stock for the same amount of money. How many shares of the first stock did Michael purchase...

Math
I need help atleast an equation to get started please A lab assisstant wants to make five liters of 27.8% acid solution. If solutions of 50% and 13% are in stock, how many liters of each must be mixed to prepare the solution.

Math help
Fimd the market price and demand for the pair of supply and demand equAtions: supply: Q=88p+653 Demand: q=1903- 37 p

A lab assistant wants to make five liters acid solution. If solutions of 40% and 18% are in stock, how many liters of each must be mixedto prepare the solution Amount in liters: 40%: 18%:

Math help
I need to graph the line y=-4x-3 using the slope and y intercept form how do i do this

Math Trigonometry
determine the amplitude and period of each function. 1) y = 3sin (2x-pi/2) 2) y = -3sin2 (x-pi/4) 3) y = 2cos (2x+pi) 4) y = -2cos2 (x+pi/2)

math
The image of the point (1, -2) after a rotation of 180° about the origin is

geometry
A transformation T: (x, y) (x - 5, y + 3). The image of A(2, -1) is

Present Value simple interest
11% interest \$186.00 interest paid 140 days what was the orginal amount please show calcualtion

Science
i don't know i wish i know i need it for myself lol

confidentality in Allied health
can someone show me an example of a reference page

Math 101
You order fifteen burritos to go from a Mexican restaurant, eight with hot peppers and seven without. However, the restaurant forgot to label them. If you pick five burritos at random, find the probability of the given event. (Round your answer to three decimal places.) All ...

Math
Solve by the elimination method. 4x +5y=1 8x +10y=2 What is the solution of the system? N Type an ordered pair. Type an integer or a fraction. Type N if there is no solution. Type I if there are infinitely many solutions.

BIOLOGY
Why don't viruses grow and why don't they experience homeostasis? Thank you in advance!

Mechanics
What is the formula for time and displacement. Or where on the inet can I find a list of mechanics formulae? I am not allowed to post internet sites but if you go to google and search SUVAT the first option has a list of all the formulas you should need Thank you for using the...

Mechanics
A force of 25N causes an acceleration of 2m/s^2 when acting on a 7kg mass. What is the frictional force also acting? If body is moving then frictional force is at its maximum. acceleration in direction of friction is -2 M=7. a=-2 F= frictional force opposing movement F=Ma F= ...

Mechanics
What force accelerates a 3kg mass at a rate of 4m/s^2? Assuming this is on smooth surface with no frictional force Force = mass x acceleration F = 3 x 4 F = 12N If there is a frictional force will have to look at the acceleration in the opposing direction first. thanks again

Mechanics
What is the decrease in elevation of a 4-kg body whose kinetic energy increases from 20 J to 100 J as a result of moving downward along an inclined plane? set Potential energy change equal to KE change mgh= change in KE thanks a lot!

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