A 42 gram sample of a substance that's used to treat thyroid disorders has a k-value of 0.124. Find the substance's half-life, in days. Round your answer to the nearest tenth.

Evaluate the following expression. 10 + 2 divided by 2

A website had 826,140 hits last mouth. What is the value of the in 826,140

The number of miles that Kiki cycled in a seven-week period Is shown: 6, 3, 9, 2, 4, 3, 1. What is the mean number of miles Kiki cycled?

Which of these numbers of simulations of an event would be most likely to produce results that are closest to those predicted by probability theory? A. 70 B. 60 C. 80 D. 50

You are planning a 420 mile trip. You will drive at a rate of 60 mph. After 2 hours of driving you stop for 15 minutes. After two more hours, you will stop for 30 minutes to eat. Two hours later, you will stop for 15 minutes again.

Find the scale factor for the dilation. ba Bom a ...3333 b. 2/6 C. 1/3 d. All of the above

What what scientists do that is the basis for their investigation word that mean that

Ms. Morales has 5 bags of clay. There is of a pound of clay in each bag. In all, how many pounds of clay are in the bags?

A grain of sand weighs approximately 0.011 grams. There are approximately 7.5 x 10^18 grains of sand in the world. Using scientific notation, calculate approximately how much all the grains of sand in the world weigh (in grams).

the temperature is - 4°f. A high pressure front increases the temperature to 8°f. by how many degrees did the temperature increases?