8. sandy has a total of 35 coins in her money jar. if sandy's jar contains only nickels and dimes and the
value of all the coins is $2.50, how many nickels does sandy have?
a. 5
b. 15
c. 20
d. 30

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

The distance of a chord from the centre of a circle is 12cm and the lenght of the chord is 10cm. find the radius of the circle

Find the solution on the interval [0, 2pi)