A gardener need 20% nitrogen in his fertilizer. If he has 1000 gallons of fertilizer at 12% nitrogen, how much nitrogen will he have to add

The product of two negative rational numbers is always zero sometimes zero never zero

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?

What rotation was applied to triangle def to create d’e’f’?