1)

Arnold started with

He spent amounts at various stores

Find when he was finished amount by rounding to the nearest dollar.

Option 3 is right answer.

2)

A meteorologist tracked the increase and decrease of rain totals in inches from the previous year.

The four months are January -1.34, February +2.68, March + 1.79, April -0.87.

Find the change from the previous year by adding the totals rounded to integers.

Option 1 is right choice.

3)

Carly is laying carpet in a square foyer with sides of each.

Find  the amount of carpet she will need for the foyer. \ \ \ \ rounds to

Therefore,

Option 4 is right answered.

\ \ \ \