Q 25,Q29

In Problems 25-32, use formula (1) for simple interest to find each of the indicated quantities. 25. P=$300;r=7%;t=2 years; I= ? 26. P=$950;r=9%;t=1 year; I= ? 27. I=$36;r=4%;t=6 months; P= ? 28. I=$15;r=8%;t=3 quarters; P= ? 29. I=$48;P=$600;t=240 days; r= ? 30. I=$28;P=$700;t=13 weeks; r= ? 31. I=$60;P=$2,400;r=5%;t= ? 32. I=$96;P=$3,200;r=4%;t=