Last year, Karen opened an investment account with 8600. At the end of the year, the amount in the account had increased by 22.5 %.

How much is this increase in dollars? How much money was in her account at the end of last year?

The surface of water can act like a sort os skin due to a property of liquids called

When you run, your average step length is 42 inches. How many steps would you have to take to run 1 mile (5,280 feet) ? Round to the nearest step.

A researcher surveyed five randomly selected employees from each of four different companies about their daily commutes to work. The table shows the commute times for the surveyed employees.

24.6km in 30 mins km/h

Which equation could be used to find the number of minutes, M, and H for hours? A) m=60+h B) m=h/60 C) m=60h D) m=60/h

Suppose that the cost of renting a snowmobile is 37.50 for 5 hours. What would be the cost of renting 2 snowmobiles for 5hours?

44/5 as a mixed number

Determine the sign of cos pi divided by seven without using a calculator. Positive Negative

Helga and Julie are sisters. Helga is six years younger than twice Julie's age. The sum of Helga's age and Julie's age is 36. Write an equation that can be used to find Helga's age

Hong rented a truck for one day. There was a base fee of $20.99, and there was an additional charge of 83 cents for each mile driven. Hong had to pay $175.37 when he returned the truck. For how many miles did he drive the truck?