In: Computer Science
Write a thesis on "Blockchain & Decentralization". Decentralization is important to create a secure, non-discriminatory system. [5000 words at least ]
In: Computer Science
Give an example of a non-regular Context-Free Language that can be recognize by a Deterministic Pushdown automata and one that cannot.
In: Computer Science
Describe the mechanisms by which B-cells and T-cells can recognize self from non-self antigens.
In: Biology
In: Psychology
You plan on going on a 6 month vacation 8 months from now. You can pay $3,458 per month during the vacation, or you can pay $22,523 today. If you pay today, how much does it save (or cost) you in present value term if your investments earn 3.41% APR (compounded monthly)?
If it costs you more to pay today, state your answer with a negative sign (eg., -2000).
In: Finance
1. According to the Case-Shiller Index (publ. by Standard & Poors), home prices in the Portland metro area in March 2012 reached an index 129.01 (compared with the base year value of 100.00 in January 2000). This compares with a local market peak of 186.51 in July 2007. Compare a house that sold for $400,000 in July 2007 to its possible price in March 2012 by applying the Case-Shiller Index. State the price and the loss in market value as a percentage of peak.
In: Finance
Amar Ltd furnishes the following information relating to budgeted sales and actual sales for the month of March 2010.
| PRODUCT | STANDARD UNITS | STANDARD RATE (INR) | ACTUAL UNITS | ACTUAL RATE (INR) |
| A | 1200 | 15 | 880 | 18 |
| B | 800 | 20 | 880 | 20 |
| C | 2000 | 40 | 2640 | 38 |
calculate :
(a) Sales price variance
(b) Sales volume variance
(c) Sales mix variance
(d) Sales quantity variance
In: Accounting
Sally's total income is $38 000 and she divorced last year. She does not own a home, but has charitable contributions of $1500 and interest on her car of $2100. This year she also paid spousal support of $2000, child support of $5000, and tuition of $2600. Her basic personal amount is $11 138. What is Sally's taxable income?
A) $34 500
B) $31 900
C) $36 000
D) $20 762
In: Finance
With the estimates shown below, Sarah needs to determine the trade-in (replacement) value of machine X that will render its AW equal to that of machine Y at an interest rate of 11% per year. Determine the replacement value.
| Machine X | Machine Y | |
| Market Value, $ | ? | 86,000 |
| Annual Cost, $ per Year | −57,500 | −40,000 for year 1,increasing by 2000 per year thereafter. |
| Salvage Value | 15,500 | 20,000 |
| Life, Years | 3 | 5 |
The replacement value is ________$ .
In: Economics