The time it takes to copy pages varies directly with the number of pages being copied the copier at your office can copy 21 color pages per minute and 40 black and white pages per minute approximately. how long will it take to copy 60 color pages and 35 black and white pages?

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

In the geometric progression –3, 12, −48… what term is 3,072?

Mrs.sling bought a pound of green beans for $1.80. how much will mrs.tennison pay for 3 1/2 pounds of green beans?