cooper and his children went into a bakery that sells cupcakes for $2.50 each and donuts for $1.50 each. cooper has $40 to spend and must buy a minimum of 18 cupcakes and donuts altogether. determine a system of linear inequalities to find the number of cupcakes (c) and the number of donuts (d) that cooper can buy.

After rain, water soaks into the ground and is added to the groundwater. this process is known as a. groundwater pollution. b. groundwater recharge. c. groundwater recycling. d. groundwater filtration.

25 points fast click to review the online content. then answer the questions(s) below, using complete sentences. scroll down to view additional questions. online content: site 1. take the study skills assessment. identify one area in which you could improve. then describe what steps you will take to improve in that area.

Which statements are true for invasive species? 1. they always stabilize an ecosystem. 2. they’re always successful in adjusting to a new habitat. 3. they often compete with the native species for resources. 4. they have the ability to displace the native species. 5. they’re always pests.