How many vehicles were driven at least 200 thousand kilometers

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

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 !