WP with Rational Numbers 7.3A/7.3B

It costs $520 to plant 4 acres of corn. How much would it cost to plant   
  

Leon purchased a T-shirt for $25.50 and a pair of pants for $35.75. He received $3.75 back from the sales clerk. How much did Leon give the sales clerk?

Stacey found two bugs in her yard. The Japanese Beetle she found was 3/4 inch long and the ladybug she found was 3/10 inch long. How many times longer was the Japanese beetle than the ladybug?

Mike jogged 6 laps around a 0.25-mile track on Monday and 7 laps on Tuesday. How many miles did he jog on Monday and Tuesday combined?

(a)  

Joey has 1/2 yard of wire that he wants to cut into 5 equal-sized pieces. How many inches long will each piece be? (a)  

Henry works as an electrician. He charges $145 to come to a house or business plus $60 per hour that he is there. Write an equation that represents y, the amount he charges if x represents the number of hours he works.

The radius of a circle is about 0.84 inch, and the circumference of the circle is 5.28 inches. Describe how to use this information to best represent the value of $$\pi$$ .

Choose the correct answer from each drop down menu to complete the statement.

The value of $$\pi$$ is best represented by ​ (a)   ​ ​ (b)