Question
22% of 400 + √ ? = 34% of 800 - 25% of
400 What will come in place of the question mark (?) in the following questions?Solution
22% of 400 + √? = 34% of 800 - 25% of 400 88 +√? = 272 - 100 = 172 √? = 172 - 88=84 ? = 842 = 7056
The minimum value of 25 sin2 θ + 16 cos2 θ is
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