These numbers are very low, for at least my region. Paver patios run about $20.00+ per square foot, higher for upper end pavers. That's patio install only, not including lawn repair, pergolas, columns, seat walls, lights, walls, steps etc... So figuring a flat yard and being able access with machinery. If by hand price goes up.
Aerobic exercise (also known as cardio) is physical exercise of low to high intensity that depends primarily on the aerobic energy-generating process.
Fox and Haskell formula. Anaerobic exercise is a physical exercise intense enough to cause lactate to form. It is used by athletes in non-endurance sports to promote strength, speed and power and by body builders to build muscle mass.