4. The value of a car depreciates by 24% per year. Work out the current value of a car bought 3 years ago for £20000.

Fanny mendelssohn manages all the magazines and paperback books at a local grocery store. she prices many paperbacks to sell at $7.99. the cost to the store is $5.29. what is the markup rate on a paperback book, based on its cost?

Write the equations in logarithmic form 10^3=1,000

Quickly multiply and simplify polynomials (x – 4) (x^2 – 5x – 6)