Your friend and his family stays in one of the hotels in Legazpi. The hotel provides a vault where they can keep their valuables. Your friend has set a 4-digit code to lock the vault. Later, he realized that he forgot the 4-digit code. He only remembered that the code contains the digits 2, 4, 6, and 8. He is asking now for your help. How can you help your friend? How can you apply your knowledge of permutations and/or combinations here?

Ricardo ran the 400 meter race 3 times his fastest time was 54.3 seconds his slowest time was 56.1 seconds if his average time was 55.0 seconds what was his time for the third race

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

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.