How much do you need in your account at the beginning?

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?

Julie begins counting backwards from 1000 by 2’s and at the same time tony begins counting forward from 100 by 3’s.   if they count at the same rate, what number will they say at the same time?

Find the unit rate. enter your answer as a mixed number. a fertilizer covers 2/3 square foot in 1/2 hour.