amount of natural gas is proportional to oxygen consumed. 24.0 kg of Oxygen is
consumed in burning 15 kg of gas how much air 23% oxygen by wieght is consumed to burn 50 kg
b 345 kg
c. 31.3 kg
d. 135 kg
4.Which of the following expressions would help estimate the value of:
Which of the following expressions would help estimate the value of:
5.During each microsecond the current in an electric circuit decreases by 9.3%. If the initial current is 2.45 mA, what will the current be after 22 microseconds?
7.The sales S of a product as a function of the time t (in weeks) is given by S = [2300 (5t + 1)]/(2t + 5). Find the instantaneous rate of change of S with respect to t for t = 9 weeks.