What formula would you use to calculate the mass of fermium-253 remaining after d days? f (d) = 400 (0.833) d f (d) = 400 (0.794) d f (d) = 400 (0.500) d f (d) = 400 (0.100) d

Can you expand 2k (k+5) ?

How much is in a pound?

How to convert 9% to a decimal

What will $110,000 grow to be in 9 years if it is invested today at 11%

Katie is working on a math worksheet with 50 problem. She has completed 20 problems in 25 minutes. If she continues at the same place, what will her total time be for her to complete the worksheet?

Rectangle with dimensions of 8 in. by 9 in. is

Write an equation for eight times a number decreased by 25 is - 1

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. Without looking in the hat, dan takes out a marble at random.

The table of values below shows data for a five-word spelling test. Number of Letters vs. Percentage who Spelled Correctly Word Number of letters in the word Percentage of students who spelled the word correctly 1 7 48 2 9 12 3 5 73 4 6 59 5 8 27

Would this be a reflection, dilation, rotation, or a translation? (a, b) → (b, - a)