Answers by Pirho
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Answers by Pirho

Answers by Pirho
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for questions 1-2 , use what you have learned about adding and multiplying rational and irrational numbers to identify each sum or product as a rational or irrational number.
answered Oct 17, 2019
5 votes
91.1k views
A and B are two events. Let P(A)=0.5 , P(B)=0.9 and P(A and B)=0.15 . Which statement is true? A and B are independent events because P(A|B)=P(B) and P(B|A)=P(A) . A and B are not independent events because
answered Apr 9, 2019
2 votes
69.9k views
Guys I just don’t get this how can I splain is this do I time divid or what plz help
answered Feb 7, 2019
3 votes
141k views
How to find an area of this figure?: thanks!
answered Jun 23, 2018
0 votes
126k views
Compare the decimals 180.4 and 180.40. Which comparison is correct? A. 180.4 = 180.40 B. 180.4 < 180.40 C. 180.4 > 18.40
answered Jun 19, 2018
5 votes
155k views
Emily's employer matches 25% of her 401(k) contributions — up to $2000. Emily's salary is $40,000, and last year she contributed $5000 to her 401(k) plan. What was her employer's contribution to the 401(k)?
answered Jan 20, 2018
2 votes
210k views
The value of a car depreciates by 18% per year. Work out the current value of a car bought 4 years ago for £20000
answered Dec 18, 2017
6 votes
180k views
Calculate the wavelength of a photon having energy of 1.257 X 10-24 joules. (Planck’s constant is 6.626 x 10-34 joule seconds; the speed of light is 2.998 x 108 m/s)
answered Aug 28, 2017
4 votes
153k views
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