a soccer ball and 12 golf balls have a total mass of 1 kilogram. the mass of each golf ball is about 0.046 kilogram what is the mass of the soccer ball? explain your answer.

Kalesha is purchasing a laptop. The original price of the laptop is $900. The store is offering 10% off on all computers. Kalesha has a $100 gift card. How should Kalesha determine the amount she will pay for her computer?

1. Five friends share the cost of a dinner equally. A. Write an expression for the cost per person. B. Make up a total cost and test your expression. Is the result reasonable? 2. A television show has 19 episodes per season. A.

Suppose that a company claims that its air fresheners last 23 days, on average. You take many large samples, and find, each time, that the mean number of days of the sample is outside the 95% confidence interval.

Tuition fees $3000 twice a year

For bills gym membership, he pays $25 per month plus a one dollar charge per class he takes. Bills total for last month was $32. How many classes did he take?

The cost for 7 dance lessons is $82. the cost for 11 is $122. write a linear equations to find the total cost C for L dance lessons. How much for 4 lessons?

What is 9.09 repeating as a fraction?

The number of gallons of water in a tank that already has 300 gallons in it after being filled at 35 gallons per minute for m minutes

The Tennis Teams of Atlanta need to older tennis balla for the upcoming tournament. They will need 2,367 tennis balls. If each can hold 5 tennis balls, how Many will they purchase

42 is subtracted from 42% of a number. The result is 42. What is the number?