Joshua receive a $70 gift card to use at a clothing store. he buys a pair of jeans for $36 and 8 pair of socks. he does not use the entire amount of the gift card. write and solve an inequality to find s , the price of each pair of socks?

To complete your spring schedule, you must add calculus and physics. at 9: 30, there are three calculus sections and two physics sections; while at 11: 30, there are two calculus sections and three physics sections. how many ways can you complete your schedule if your only open periods are 9: 30 and 11: 30?

Having a hard time understanding this question (see attachment).

Given sin∅ = 1/3 and 0 < ∅ < π/2 ; find tan2∅ a. (4√2)/9 b. 9/7 c. (4√2)/7 d.7/9