Exam 3: Ratio, Proportion, and Percent

Solve: 1.15 : 2.30 = k : 1.30

After spending a week in the United States, you are travelling back to Canada. Before departure from JFK, you convert your remaining US$ to C$ at the exchange rate of 1.0287 per US$. How many C$ will you receive for $321 if the currency shop charges a 5% commission on this transaction?

Mary paid $456 for an annual contract to an ISP on July 1, 2012. She terminated her contract with the ISP on March 8. The contract requires to refund a prorated amount to the exact number of days remaining in the period of coverage. A $50 service charge is then deducted. What refund will Mary receive?

Solve: 3.1 : m = 1.4 : 1.9

Lorraine, Estelle, and Frances own a business jointly and share profits and losses in the same proportion as their investments. How much of a profit of $14 500 will each receive if their investments are $14 000, $16 000, and $15 000 respectively?

$750 is 33.3% of what amount?

The number 500 is 62 1/2% more than what number?

A retail outlet is offered a discount of 5 1/2% for payment in cash of an invoice of $2000. If it accepted the offer, how much was the cash payment?

From March 1991 to March 2001, the price of gasoline increased 170%. If the price in 1991 was 33.0 cents per litre, what was the price per litre in 2001?

Suppose it costs $363.50 Canadian to purchase $350.00 U.S. a)What is the exchange rate? b)How many U.S. dollars will you receive if you convert $925 Canadian into U.S. dollars?

Sleep Country advertises to beat the lower price of the competitor by 5% on similar mattress. Leon's recently slashed its prices on Sealy Posturepedic Proback Titanium mattresses by 20%. If the original sale price of this mattress was $1460, at what price would the customer get that mattress at Sleep Country?

Gross profit for March was three-fifths of net sales, and net income was two-sevenths of gross profit. Net income was $14200. a)What was the gross profit for March? b)What were net sales for March?

$189 is what percent of $4150?

How much is $18.00 increased by 250%?

A storekeeper bought merchandise for $1798. If she sells the merchandise at 33 1/3% above cost, how much gross profit does she make?

An article originally advertised at $210.00 was reduced to $178.75 during a sale. By what percentage was the price reduced?

Use fractional equivalents to compute: 62.5% of 696

$32 is what percent of $26?

Use the 2010 federal income tax brackets and rates listed below to answer the following question. a)Sean had a taxable income of $42 500 in 2011. How much federal income tax should he report? (assuming tax rates remain the same) b)Sean expects his taxable income to increase by 150% in 2012. How much federal tax would he expect to pay in 2012(assuming tax rates remain the same).

Arlene is getting her house renovated, and total cost is estimated to be around $23 000. However, due to unforeseen issues, the total cost of the renovation increased to $37 260. What percent increase did the total cost receive?