Question 4 Andrew invested $1000 in his savings account. The interest rate, r, is compounded annually. The equation, A = 1000(1+r)*, shows the amount, A, in his account after x years.
Is this function increasing or decreasing, and is it linear or exponential?
Your
O decreasing linear
o increasing linear
decreasing exponential
increasing exponential

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n