Raina, austin, goran sent a total of 95 text messages over their cell phones during the weekend. goran send 3 times as many messages as austin. austin sent 10 fewer messages than raina. how many messages did they each send?

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

Abus travels 36 miles in 45 minutes. enter the number of miles the bus travels in 60 minutes at this rate.