There are 70,000 bacteria present in a culture. An antibiotic is introduced to the culture and the number of bacteria is reduced by half every 4 hours. which of the following statements is true.

Find the maximum value of p= 4x + 5y subject to the following constraints :

At the start of 2014 lucys house was worth ? 200 000. the value of the house increased by 5% every year. workout the value of her house at the start of 2017

An object moves according to the law s = t2 + 5t - 8. what is the average rate of change of s with respect to t in the interval t to (t + △ t)? a. 2t + 5b. 2t + 6c. 2t + (△t)2 + 5△td. 2t + △t + 5