Suppose you have:
u = 2f + 14
f = 4x - 4x²
What is u in terms of x?

The ratio of men to women working for a company is 4 to 5 . if there are 90 women working for the company, what is the total number of employees?

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100