2 of 6 © Mark and Henry are marking exam papers. Each set takes Mark 29 minutes and
Henry 1 hour. Express the times Mark and Henry take as a ratio in its simplest form.

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase