If 30% of a number is 15, what is 25% of the number?

The product of two negative rational numbers is always zero sometimes zero never zero

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

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?