My teacher said 10 the the 6th power divided my 2to the 8th power times 5 to the 8th power equals 0.4to the 7th power how is that? i'm thinking maybe i copied down the wrong answer but not sure

The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?