Question
30% of 215 + 135% of ? =
469.5 What will come in place of question mark (?) in the following questions?Solution
30/100× 215 + 135/100× ? = 469.5 64.5 + 135/100× ? = 469.5 135/100× ? = 469.5 – 64.5 135/100× ? = 405 ? = (405  ×  100)/135 ? = 300
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