Erin needs to make at least a 75 on her semester exam to maintain a B in the class. Which number line correctly represents this situation? *

Subtract 8 1/6 - 4 5/6 . simplify the answer and write as a mixed number.

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !

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? $$