What is the lowest common multiple of 20 and 45?

The area of a square is 72 sq in. What is its side length?

The average of 4 number is 85. if three of the numbers are 76, 78, and 81 what is the fourth number.

In a rowing race, the distance between the teams in first place and second place is 5.7 meters. The distance between the teams in second and third place is one third that distance. How much farther ahead is the team in first place than in third?

What is the expressions of 2/5and5/2?

The caffeine content of 8-ounce 33 milligrams (mg). A randomly selected 8-ounce can containing 35 mg of caffeine is 1.2 standard deviations above the mean.

Two numbers total 14, and their differences is 12. find two numbers

Which system has no solution?

Cross a lightning storm with a cashew farm

What is the area of a 20-gon with radius 5 in

The table shows the changes in the times (in seconds) of four teammates. What is the mean change? 1=-2.43, 2=-1.85, 3 = 0.61, 4 = - 1.45