w varies directly as x and inversely as y". If x = 4, y = 2 and w=10, which of the following is twice the value of k?

Which statement about perfect cubes is true

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 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 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents