Apatient has 0.75 gram of iron in 1 liter of blood. the normal level is between 6* 10^-7 grams and 1.6*10^-5 grams. is the patient's iron level normal? write the patient's amount of iron in scientific notation and standard form.

Jorge wants to determine the enlarged dimensions of a digital photo to be used as wallpaper on his computer screen. the original photo was 800 pixels wide by 600 pixels high. the new photo will be 1,260 pixels wide. what will the new height be?