Question
What approximate value will come in place of the
question mark (?) in the following question? (Note: You are not expected to calculate the exact value.) √483.99 + √? – √360.99 = √840.98Solution
ATQ, √483.99 + √? – √360.99 = √840.98 √484 + √? – √361 ~ √841 22 + √? – 19 ~ 29 √? ~ 29 + 19 – 22 √? ~ 26 ? ~ 676
How many digits are required to write first 500 natural numbers?
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Two numbers P and Q are in the respective ratio 7: 9 and their sum is 80. Then, P is equal to:
Find the Sum of all the even Factors of ‘240’
When the digits are swapped, the new two-digit number equals 44 less than 120% of the original. The sum of the digits is 13. Determine the original number.
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