Which inequality represents this situation? jessica is stacking items on a shelf. she has large books that weigh 5 pounds each and medium books that weigh 3 pounds each. the shelf should hold at most 50 pounds. let x represent the number of large books. let y represent the number of medium books.
a. 5x 3y> 50
b. 5x 3y< 50
c. 5x 3y≥50
d. 5x 3y≤50

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.

What is the lcm of 16 and 40 ? 24 and 40 ?

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy.how much will she pay after the discount