If 4 × 5 = 20, then 20 ÷ 4 equals what number?

43lbs of tomatos cost $387. how much would 41lbs cost

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)