1. Pia wants to mail some fabric from New York to San Francisco. The box she uses to ship costs $4.35. To ship it, it costs $25 for the first 10 kilograms and $3.89 for each additional kilogram. Pia's fabric weighs 22.3
kilograms.
a. Which of the following is the best estimate for how much it will cost to ship?
A $48
B. $61
C. $73
D$77
b. What will be the exact cost?

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

/is used for a fraction 1) if x = 2/3 and y = 3/4, what is the value of (x + y) (x/y) expressed as a common fraction? 2) what is the least positive integer greater than 1 that leaves a remainder of 1 when divided by each of 2, 3, 4, 5, 6, 7, 8, and 9? 3) the ponde family's powerjet pumps 420 gallons of water per hour. at this rate, how many gallons of water will it pump in 45 minutes? 4) kim's insurance company pays 80% of the cost of all prescription medication she purchases in a year beyond the first $250 worth of prescriptions. her prescriptions for this year cost a total of $570. how many dollars of this amounts will kim's insurance company pay?

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old