A singer is recording a CD. The lengths of the three songs are 3.4 minutes, 2.78 minutes, and 4.19 minutes. About how much recording time will be on the CD?

Sarah spends 1/6 hour Vacuuming her moms car. She spends four times as long washing the car. Then she spends twice as long waxing the car as she does washing the car.

Find the surface are for a sphere woth a radius of 10 ft. round to the nearest whole number

Lakeya makes cupcakes to sell at her friend's lemonade stand. She sold 24 cupcakes and sold them for $3 each. Write a number sentence using the variable m to represent the total amount of money she made.

What is 123/20 as a mixed fraction

Which of these is a recurring cost of car ownership? O A. Driver's license application fee O B. Bumper replacement O C. Windshield replacement O D. Vehicle registration

Carmen worked h hours this week. If she works 7 more hours, how many hours will have worked? Write an algebraic expression that represents the total number of hours Carmen worked this week. If she gets paid $11.

When Bailey sells $2,400 worth of merchandise, she earns $204 as her commission. What percent commission does Bailey earn?

If Mr. Deane's class, 60% of the students are boys. There are 15 boys in the class. What is the total number of students in Mr. Deane's class?

On Saturday, five members of an ecology club repaired the trail in a nature preserve. The mean number of hours that the club members worked is 7 hours. The hours that 4 members worked is 6, 7, 10, and 8.

Mark bought 29 gummy worms at the candy store. His friend Camille also bought some gummy worms. When they counted all of them together, Mark and Camille had 78 gummy worms. Which equation, when solved, will show how many gummy worms Camille bought?