Dana is building a wooden birdhouse for her mom. She finds a plank in the garage to use for the base. When she realizes it's too long, Dana cuts 3 inches off the plank. Now it's the correct length of 8.25 inches. Which equation can you use to find the length p of the plank before Dana cuts it?
1. p-3=8.25
2. p/3=8.25
3. p+3=8.25
4. 3p=8.25

In pqr the obtuse angle is 105 and the shorter sides measure 4 and 7 units rounded to the nearest tenth what is the area of triangle pqr

If the simple annual interest rate on a loan is 6, what is the interest rate in percentage per month?

Item 1 which question could the expression 1000n answer? let n = the number of gallons of gas used. how many miles per gallon did the car get driving 1000 miles? let n = the number of grams of food needed for each dog. how many grams of food are needed to feed 1000 dogs? let n = the number of people at the show. how many empty seats were there at the show if there are 1000 seats at the theater? let n = the number of seats at the theater. how many empty seats will there by if 1000 people come to the show?