# Karly

Most popular questions and responses by Karly
1. ## SpanishiA

Which type of animal does the rain forest contain more than 4,000 different species of? a. birds **** b. cats c. butterflies d. spiders Choose the correct form of the verb estar that would be used in this sentence? I am at home. a. estar b. estoy *** c.

A lawn care company charges a \$10 trip fee plus \$0.15 per square foot of x square feet of lawn for fertilization. Which equation represents the relationship? a. x= 0.10y+15 b. y= 0.15x+10 c. y= 10x+0.15 c. x= 10y+0.15 *

3. ## chemistry

Write the balanced equation and solubility product expression for the solubility equillibrium of Mn3(PO4)2: Ksp expression?

4. ## Physics

How much heat is required to convert solid ice with a mass of 875 g and at a temperature of -11.5 °C to liquid water at a temperature of 52.0 °C? (The specific heat of ice is cice = 2100 J/kgK, the specific heat of water is cwater = 4186.8 J/kgK, and the

5. ## Math

Lauren earns \$13 per hour at her after school job. If she has worked 64 hours at this job, how much has Lauren earned total?

Stacy took out a loan for \$15,000. Her note was for 300 days at 5% ordinary interest. On day 100 she made a partial payment of \$5,000. On day 200 she made a second payment of \$5,000. On day 250 she made yet a third payment of \$2,500. a. (1 point) What is

7. ## Statistics

Find the 99% confidence interval for the difference between two means based on this information about two samples. Assume independent samples from normal populations. (Use conservative degrees of freedom.) (Give your answers correct to two decimal places.)

8. ## Statistics

At one university, the students are given z-scores at the end of each semester instead of traditional GPA's. The mean and standard deviation of all the student' culmulative GPA's, on which the z-scores are based, are 2.7 and .5 respectively. i understand

9. ## math help

1. 5/3+(-1/5) a. -22/5 b. -22/15 c. 22/15** d. 28/15 2. Which property is illustrated by the statement? (3+2.8)+5=3+(2.8+5) a. Commutative Property of Addition b. Commutative Property of Multiplication c. Inverse Property of Multiplication d. Associative

10. ## Physics

Heat is added to 0.77 kg of ice at -25 °C. How many kilocalories are required to change the ice to steam at 131 °C? I don't even know where to begin with this

11. ## Chemistry

Acetic acid is a polar molecule and can form hydrogen bonds with molecules. Therefore, it has a high soulubility in water. Yet acetic acid is also soluble in benzene (C6H6), a nonpolar solvent that lacks the ability to form hydrogen bonds. A solution of

12. ## math

i need to know 1,000 x 340

13. ## math

Solve using elimination method -7x+5y=-56;-21x-2y=-168

14. ## Statistics

State the null hypothesis, Ho, and the alternative hypothesis, Ha, that would be used to test these claims. < ¡Ü = ¡Ù ¡Ý > (a) There is an increase in the mean difference between posttest and pretest scores. Ho: ¦Ìd 0 Ha: ¦Ìd 0 (b) Following a

15. ## Finance

I really really need some help on this one!!! All I need is for someone to point me in the right direction. I have filled in the blanks of the income statement and figured out what the net income is. I am very stuck. How do I get the depreciation expense

16. ## Finance

How do I get the depreciation expense based on this information: sales = \$51,700; costs = \$39,100; addition to retained earnings = \$2,925; dividends paid = \$960; interest expense = \$1,510; tax rate = 30 percent

17. ## Statistics

Find the critical value for the hypothesis test, given the following. (Give your answer correct to two decimal places.) Ha: ó1 > ó2, with n1 = 13, n2 = 8, and á = 0.025 F=

18. ## math

what is the answer to this problem : there are 1.5 times more carp in the lake this year than last year. this year's carp population is 423. write an equation to determine how many trout are in the lake this year.

19. ## Calculus (math)

Write a formula for f^-1 (x) if f(x) = (x+5)/(3x-4) and state the domain of f-1

20. ## physics

The justice league is playing baseball with 5kg rockets. The flash's top speed is 300m/s and a home run requires a 180m run. The rockets accerlate at 1200m/s^2, Superman catches it 30m from home, and decelerates it with 2700N. Once he stops the rocket, he

21. ## math

Mr. Browne bought six shirts at the same sale. They had been marked \$31 each. How much did he save on the six shirts?

22. ## math

what is y=xsquared+2x-15 in factored form?

23. ## government

what is the correlation between a form of government and its economic system?

24. ## Math

There are four light switches in the room. They can be in either of two positions - on or off. How many possible ways can the four switches be arranged? What if there were eight switches?

1. ## physics

true

posted on February 2, 2017
2. ## Math

a) 8200 × 0.0988 × 18 = \$14582.88 8200 + 14582.88 = \$22782.88 -correct b) 8200(1.0019)^936 = \$48,465.24 -correct

posted on November 13, 2016

8104.96

posted on November 8, 2016
4. ## Promissory notes

8104.96

posted on November 8, 2016
5. ## Physics

42 and 11

posted on November 8, 2016
6. ## math help

Is it b for number 1?

posted on January 16, 2015
7. ## Chemistry

The solution with with the highest concentration of hydronium ions will be the solution with that appears the most acidic. In which case the solution with the smallest PH... 3.21

posted on December 15, 2014
8. ## SpanishiA

it doesnt show up on google

posted on November 19, 2014
9. ## SpanishiA

Ok i choose a for 4 ,and d or c for the first one

posted on November 19, 2014

So its b?

posted on October 29, 2014

I went for d.. Accidentally wrote c for d

posted on October 29, 2014
12. ## Statistics

posted on October 29, 2013
13. ## math

120 km = 463 km ------------.... --------- 1cm(map) map distance (cm) Cross-multiply to get algebra equation. 120x =463 x = 463/120 = 3.858333333 (round off to 3.9 since 3.858 is closer to 3 9/10 than 3 8/10 - always round up from 5 or greater 3.8(58) x =

posted on February 10, 2011

sorry my spelling isnt that good

posted on September 26, 2010

the meaning of meadian it the number in the middle the range is the greater number +the least number

posted on September 26, 2010

hi im a fourth grader can you help me i need to know 10 triangles and how to put them in colors ??????? i have now clue what to do

posted on September 26, 2010
17. ## Statistics

oh wait...should use the 97.5 percentile to get the answer to the 2.5% top students?? because they wouldn't have negative z-scores, right?

posted on May 23, 2009
18. ## math

what is the value of 6 in 146027?

posted on February 15, 2009