The table shows the number of yards of ribbon needed to make different numbers of bows.

Bow Making
Number
of Bows Yards of
Ribbon Needed
1 3
2 6
3 9
4 12
Which equation shows the relationship between the number of bows, b, and the number of yards of ribbon needed, r?

r=b+3

r=b−3

r=b×3

r=b÷3

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

Situation: . find the substance's half-life, in days. round your answer to the nearest tenth. a 11 gram sample of a substance that's used to treat thyroid disorders has a k. value of 0.1247. enter the correct answer n - noekt done no - initial mass (at time t = 0) n - mass at timet k a positive constant that depends on the substance itself and on the units used to measure time t= time, in days

4. jake needs to score in the top 10% in order to earn a physical fitness certificate. the class mean is 78 and the standard deviation is 5.5. what raw score does he need? z value for top 10% =1.282 how do i get the z value? what is the equation for this? raw score =mean+z*sd = 78+1.282*5.5 = 85.051