It took 20 000 workers to build taj mahal in 20 years how long would it take to build if they had 8,000 workers

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

The bottom of ignacio's desktop is 74.5cm from the floor. ignacios sits in his adjustable chair, and the tops of his legs are 49.3cm from the floor. each clockwise rotation of the knob on the chair raises ignacio's legs by 4.8cm. write an inequality to determine the number of clockwise rotations, r, ignacio could make with the knob without his legs touching the desk.