Peter cycles at 15 km/h. How long will it take to cycle 56-km? with steps​

Anumber cube is rolled and a coin is tossed. the number cube and the coin are fair. what is the probability that the number rolled is less than 4 and the coin toss is tails?

The ratio pv to nrt is plotted against pressure for ch4 at 0°c and 200°c. why does the curve for 0°c drop below the horizontal line for an ideal gas whereas the curve for 200°c does not?

How to find the exponential function y=ca^x, with points (1,2) and (2,1)