A new Youth activity center is being built in Hadleyville . The perimeter of the rectangular playing field is 262 yards. The length of the field is 4 yards less than double the width. What are the dimensions of the playing field?

Is triangle jkl congruent to triangle rst? if so, what is the scale factor?

The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?

If jobs arrive every 15 seconds on average, what is the probability of waiting more than 30 seconds?