Question
(22² × 8²) ÷ (92.4 ÷ 4.2) =? ×
32 What will come in place of question mark(?) in the following questions?Solution
(484 × 64) ÷ 22 =? × 32 (484 ×64)/22 = ? × 32 ? = (484 ×64)/(22 × 32)   ? = 44
The average of 9 numbers is 27. One number 45 is replaced by 33. Find the new average.
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