Suppose that 6.5 million students in a certain country were in 4th grade. this was 8.6% of all students in the country. find the number of students in the country that year. round your answer to one decimal place.

The price of a coat increased from $78 to $92. what is the price increase percentage?

Examine the following sets of events. set a: {1, 5, 7, 9, 14} set b: {2, 5, 6, 8, 14, 17} which of the following represents the intersection of set a and set b ? {∅} {5, 14} {1, 2, 5, 6, 7, 8, 9, 14, 17} {1, 2, 6, 7, 8, 9, 17}

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?