Which equation below combines with the equation -4x+6y=3 to form a system with an infinite number of solutions?

a: 0.5+x=1.5y
b: 0.75+2x=1.5y
c: 0.5+2x=1.5y
d: 0.75+x=1.5y

Acylinder has volume 45π and radius 3. what is it’s height?

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable

Acone with volume 1350 m³ is dilated by a scale factor of 1/3. what is the volume of the resulting cone? enter your answer in the box. m³