Acarpenter used 1/2 of a box of nails while working on a birdhouse and was able to finish 1/4 of it. at this rate ,how many boxes will he need to finish the birdhouse?
unit rates
awarding brainliest

9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10

41/17 as a decimal rounded to the nearest hundredth

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1