Purple paint is made by mixing red and blue paint in the ratio 3:5. How many litres of each are needed to make 24 litres of purple paint?

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders