Construct class intervals and frequencies for the following distribution table. also draw the
ogive curves for the same.
marks obtained less than 5 less than 10 less than 15 less than 20 less than 23
no of students i 2 i 8 i 18
27
35

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?

Peter applied to an accounting firm and a consulting firm. he knows that 30% of similarly qualified applicants receive job offers from the accounting firm, while only 20% of similarly qualified applicants receive job offers from the consulting firm. assume that receiving an offer from one firm is independent of receiving an offer from the other. what is the probability that both firms offer peter a job?

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.