exam Maths Puzzle Numerical Ability

A clerk was asked to change a $10 bill. She returned 9 more dimes than nickels and 21 more quarters than dimes. How many of coins of each did she return?

Read Solution (Total 0)

exam Other Question

please help me to solve this equation: [(x-)1/1-(1/x)]/[(x+)1/1+(1/x)] Can anyone help with this?

A line passes through the point (-4,-9) and has a slope of -3 . Write an equation for this line in x,y -coordinates.