A radioactive substance decays exponentially. a scientist begins with 190 milligrams of a radioactive substance. after 33 hours, 95 mg of the substance remains. how many milligrams will remain after 65 hours?

Luis has 8 petunias, 16 carnations, 20 pansies to plant flowerpots. If he plants that same number of each type of flower in flowerpots, how many flowerpots will be use? How many of each type of flower will be in each flowerpot

Which of the following represents the most accurate estimation of 375+147

Aidan drops a rock from a cliff after 4.0s, the rock is moving at 39.2m/s what is the acceleration of the rock

How do u find the measurement in parrallellogram

X + 4y = 17 8x - 7y = 58

The sun shines at a 60° angle to the ground. How long is the shadow cast by a 20 ft tall flagpole?

How do you do this 9x-3=5x-15?

What is the approximate circumference of the circle? what is the height of the parallelogram? what would be the approximate length of the parallelogram if the base were completely straight?

James used a recipe in which 4 tablespoons of vinegar were mixed with 5 tablespoons of olive oil. Which statement about the amount of vinegar mixed with olive oil is true?

If you have a bag of marbles with eight of them blue 4 are yellow and six green. If you want to make the probability of selecting yellow marble 30%, how many would you add to the bag?