A car traveled 300 miles on 15 gallons of gas. How many miles does the car travel on 1 gallon of gas?​

What signals you that factoring by grouping is the best method to use when factoring a problem?

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Percent increase and decrease. original number: 45 new number: 18