1. A 90 g sample of plutonium-238 has a half-life of 88 years. How long will it take for this sample 40 g? [5]

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Which statement best explains why ben uses the width hi to create the arc at j from point k

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?