Billy has a gift card with a 150$ balance he buys several video games that cost $35 each after the purchases his gift card balance $45. write an equation and solve to find out how many video games billy bought.

This is science by the way which of the following is an example of an environmental pressure a. the air pressure in the atmosphere b. a lake that is gradually running out of water c. a fight between two members of the same species d. breeding between two members of the same species

Alife insurance salesman sells on the average 3 life insurance policies per week. use poisson's law to calculate the probability that in a given week he will sell 2 or more policies but less than 5 policies? i just require an answer.

Why is age an important determinant in decisions regarding migration? a.age influences the ability of migrants to adapt to new cultures. b.older migrants are more likely to move in search of work. c.age influences the likelihood that host nations will accept an immigrant. d.young adults are unlikely to move far from their families. e.older migrants are more likely to move far from their families.