A 8 gram sample of a substance that's a by-product of fireworks has a k-value of 0.101. Find the substance's half-life, in days. Round your answer to the nearest tenth.

Kathleen's gross annual salary is $56,820. what is the maximum amount of rent she can afford to pay? round your answer to the nearest dollar. question 1 options: $1146 $1326 $1656 $2368

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.