900 people took a driving test. How many students scored above 78? Which score could be expected to occur less than 2.5% of the time? [60, 65, 67, or 75]

Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?

How can you find the mean absolute deviation (mad) for this set of data?