Atown currently has a population of 34,728. the population of the town has been decreasing at a rate of 2.1% each year. if this trend continues, what will the population be at the end of 10 years? use the formula f(t)=a*(1-r)^t

The mean temperature for the first 4 days in january was 7°c. the mean temperature for the first 5 days in january was 5°c. what was the temperature on the 5th day?

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?