On a string of red and blue lights, the red lights blink every 3 seconds, and the blue lights blink every 5 seconds. how many times will they blink at the same time in one minute

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

The u-drive rent-a-truck company plans to spend $13 million on 320 new vehicles. each commercial van will cost $25 comma 000, each small truck $50 comma 000, and each large truck  $80 comma 000. past experience shows that they need twice as many vans as small trucks. how many of each type of vehicle can they buy?

Which method of gathering data will be most effective in learning how diet and fitness choices affect long-term healt