One of the main contaminants of a nuclear accident, such as that at Chernobyl, is strontium-90, which decays exponentially at a rate of approximately 2.5% per year.
a) Write the percent of strontium-90 remaining, P, as a function of years, t, since the nuclear accident.
b) Estimate the half-life strontium-90
c) After the Chernobyl disaster, it wa spredicted that the region would not be safe for human habitation for 100 years. Estimate the percent of original strontium-90 remaining at this time.1 AnswerHomework Help10 years ago
Donnie Hilfiger has two classes of stock authorized: $1 par preferred and $0.01 par value common. As of the beginning of 2010, 200 shares of preferred stock and 3,000 shares of common stock have been issued. The following transactions affect stockholders' equity during 2010:
March 1 Issues 1,000 shares of common stock for $32 per share.
May 15 Repurchases 600 shares of treasury stock for $25 per share.
July 10 Reissues 100 shares of treasury stock purchased on May 15 for $30 per share.
October 15 Issues 100 shares of preferred stock for $35 per share.
December 1 Declares a cash dividend on both common and preferred stock of $0.75 per share to all stockholders of record on December 15. (Hint: Dividends are not paid on treasury stock.)
December 31 Pays the cash dividends declared on December 1.
Donnie Hilfiger has the following beginning balances in its stockholders' equity accounts on January 1, 2010: preferred stock, $200; common stock, $30; additional paid-in capital, $66,000; and retained earnings, $25,500. Net income for the year ended December 31, 2010, is $9,800.
HOW WOULD I RECORD THE CASH DIVIDEND ON DEC 1st AND DEC 31st???Other - Business & Finance1 decade ago
Under Armour has the following current assets: cash, $63 million; receivables, $60 million; inventory, $54 million; and other current assets, $5 million. Under Armour has the following liabilities: accounts payable, $44 million; current portion of long-term debt, $4 million; and long-term debt, $5 million.
Calculate the current ratio and the acid-test ratio for Under Armour.
I got 182million(current assets)/53million(current liab) = 3.43 (current ratio)
123million(quick assets)/53million(current liabilities) = 2.32 (acid-test ratio)
but the hw website keeps saying this is wrong1 AnswerOther - Business & Finance1 decade ago
On July 1, Alaskan Adventures issues a $100,000, 6%, eight-month note. Interest is payable at maturity.
What is the amount of interest expense that should be recorded in a year-end adjusting entry on December 31?2 AnswersOther - Business & Finance1 decade ago
In early January, Burger Mania acquired 100% of the common stock of the Crispy Taco restaurant chain. The purchase price allocation included the following items: $4 million, patent; $3 million, trademark considered to have an indefinite useful life; and $5 million, goodwill. Burger Mania's policy is to amortize intangible assets with finite useful lives using the straight-line method, no residual value, and a five-year service life.
What is the total amount of amortization expense that would appear in Burger Mania's income statement for the first year ended December 31 related to these items?1 AnswerOther - Business & Finance1 decade ago