7183 - you could have saved asking the question by using the built-in calculator in Windows !
200 × 100 ÷ 230 = 86.95%
230 - 155 = 75
200 + 15% = 200*(1.15) = 230
.230
240-10=5x 5x=230 230/5=46 x=46
The normal concentration of cholesterol is between 100 mg/100 mL and 200 mg/100 mL. For 230 mL: 230 mg to 460 mg.
200
About 100-230 times
230
115
115% of 200 is 230.
230 If you press start on the bottom left hand corner of your computer screen, then go to accessories, there is usually a calculator there.