if a shirt usually costs $30.00 nut there is a sale for 20% off how much would you pay if sales tax is 7%?

Yuto and hila attempted to solve the same inequality. their work is shown below. which statement is true about the work shown above? yuto is correct because he isolated the variable correctly and reversed the inequality symbol. yuto is incorrect because he should not have reversed the inequality symbol. hila is correct because she isolated the variable correctly and reversed the inequality symbol. hila is incorrect because she should not have reversed the inequality symbol.

Can someone check if i did this correct. it’s number 4 if you’re wondering.

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?