Jim wants to collect at least 25 coins for his coin collection. he has already collected 5 coins. the inequality shown can be used to find n, the number of coins jim still needs to collect
n+5> 25

a) n ≥ 20
b) n ≤ 20
c) n ≤ 30
d) n ≥ 30

Many newspapers carry a certain puzzle in which the reader must unscramble letters to form words. how many ways can the letters of emdangl be arranged? identify the correct unscrambling, then determine the probability of getting that result by randomly selecting one arrangement of the given letters.