Question

15. How many grams of 2.5% hydrocortisone cream should be mixed with 360 g of 0.25% cream to make a 1% hydrocortisone cream? 1 180g

Answer 1

2 100 solution Let Hydrocortisone cream=x gram. os 1% of n=to xx = should be mixed with 360g of gram 0.25% of a where mgram= 2.5% of a 1 x= x gran Now 2.5% of a Let m cream n 25 d = n = 2.5 xx ion 40 40 also 0.25% of a n = 0.25x x = 25.x = In= gram 10000 400 4000 Acording to question m gram of 2.5% of a mixed with 0.25% of n= 1% of a że mgram of a + 거 40 400 m.& 40 400 m. 44-a 400 40 40 ขวา u 400 10 3 m = gram which is required 10 check. 3 of a 1o 40 34 40 거 Now - 31 400 ly, of a 24 400 + 40 400 100