Question

plz solve I give you 30 points

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Answer 1

(8) a) 3/4 × 5/9 = 5/12

b) 22/9 × 12/11 = 4/3

(9) 3/5 of 75 pages is 45 pages

Need to read pages = 30 pages

(10) a) 30% of 480 = 144

b) 45% of 1600 = 720

Hope it's helpful

Answer 2

Answer:

K2Cr207 + HCl - KCl + CrCl3 + H2O + Cl2