Determine the sum of the first 9 terms in the geometric series where r = - 0.25 and a1 = 256

A) - 256

B) - 204.8

C) 204.8

D) 0

Karen is knitting quilts for her family and friends as holiday gifts. As she knits the quilts she becomes more proficient each week. If the pattern continues, during what week will Karen knit 18 quilts

Calculate the cost of fuel. 40 L at 65.7cents/L

What is the difference between - 7 and 3?

It takes Sydney 3/4 of an hour to complete the puzzle. How many puzzles can Sydney finish in 3 hours?

Franco and Caryl went to a bakery. Franco bought 3 packages of cupcakes and 2 packages of brownies for $19. Caryl bought 2 packages of cupcakes and 4 of brownies for $24.

A metalworker has a metal alloy that is 20 % copper and another alloy that is 60 % copper. How many kilograms of each alloy should the metalworker combine to create 90 kg of a 52 % copper alloy?

Find the surface area of a pyramid, explain in detail. Square bass of 230 meters by 230 meters; height of 140 meters

Specify what an individual unit is in each of the following studies. Then specify what two variables were measured on each unit.

One number is six more than two times another. If their sum is decreased by six, the result is fifteen. Find the numbers.

Jerry has 25 weeks left to save $2,320 for a trip. if he saves an equal amount each week, how much money does he need to save each week in order to meet his goal? $91.20 $92.80 $89.40 $98.20