Araiya and her friend kamren are organizing a walkathon listed below are their expenses as well as the income. Expenses
advertisement: $500
Participant T- shirt $6 child. $.8.50 Adult
Emergency medical services: $250

Income
Business sponsors:1,000
Registration Fee $5 child. $15 adult.

Suppose 30 adults and 40 children participate in the walkathon. Find the total income, the total expenses, and the profit.

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

On traditional maps, earth is represented in a flat plane, or by euclidean geometry. however, a globe is a more accurate model that comes from elliptical geometry.how does a globe represent the fact that there are no parallel lines in elliptical geometry? the equator is not parallel to any other latitudinal lines. the north and south poles are never connected by a geodesic. the geodesics connecting the north and south poles never intersect. the geodesics connecting the north and south poles intersect at both of the poles.

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is