Material 1 has young's modulus y1 and density rho1, and material 2 has young's modulus y2 and density rho2. If y1 is 30% more than y2 and rho1 is 30% less than rho2, which material has the higher speed of sound and how much higher is it?.

Cricket team of india australia and pakistan participant in 20-20 match . find the probability that india wins .

In this food web, which group would increase in number if snakes were eliminated? a. producers b. decomposers c. primary consumers d. secondary consumers e. tertiary consumers

Classify each action depending on whether it will meet or fail to meet the goals of the organization. a group of students form a healthy earth club at their school. their goal is to limit their school’s impact on human-led climate change. they brainstormed a list of actions they can take to meet this goal.