Lila bought a green poster that measured 36 inches by 24 inches and a red poster that measured 12 inches by 18 inches. if the posters cost $0.05 per square inch, how much did she spend?

Suppose a pendulum is l meters long. the time, t,in seconds that it tales to swing back and forth once is given by t=2.01

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?