10.36 less than the product of 42 and x
please i need help

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

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

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?