exam Maths Puzzle Numerical Ability

please help solve the equation...Jill has $3.50 in nickels and dimes..if she has 50 coins, how many of each type of coin does she have?

X= nickels = .05
Y= dimes = .10

.05X + .10Y = 50

Read Solution (Total 0)

exam Other Question

Find an equation in slope-intercept form passing through the points (7.2,3.8) and (9.1,9.1). A rectangular shape has a length-to-width ratio of approximately 5 to 3. A designer can use the expression 1/3(5w)to find th length of such a rectangle with a given width w. Find the length of such a rectangle with width 6 inches.