Brianna's piggy bank has all nickles and dimes. The total value of the money in her piggy bank is $7.80. If Brianna has 66 nickles, choose the correct equation and solution for the number of dimes she has.

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

Find the midpoint m of z1=(8+5i) and z2=(12+3i)