Solve the equation 0.05x + 0.25(30 - x) = 4.90. Invent a context for the
equation.

According to the normal model, what percent of receivers would you expect to gain fewer yards than 2 standard deviations below the mean number of yards

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$

Will mark brainliest! ( explain the answer too, it can be one sentence)