Can anyone pls help me fill in the blanks? Pi belongs to which number set?
What is the value of pi to the hundred-thousandths place?

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

The half-life of a certain material is 0.002 second. approximately how much of a 14-gram sample will be left after 0.004 second? a. 12 grams b. 3.5 grams c. 0.06 gram d. 7 grams

The cost of two tables and three chairs is $705. if the table costs $40 more than the chair,find the cost of the table and the chair