Jeff places a pineapple with a mass of 890 grams on a balance scale. he balances the scale by placing two oranges an apple and a lemon on the other side. each orange weighs 280 grams. the lemon weighs 195 grams less than each orange. what is the mass of the apple?

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?  

Sam is picking fruit from a basket that contains many different kinds of fruit. which set of events is independent?

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test