When 6 times a number is increased by 7, the result is 31 what is the number?

Answers; a) 135 degree’s b) 30 degree’s c) 180 or 0 degree’s d) 90 degree’s

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?