General Questions Set 24:
Find the number of zeroes in 10 × 20 × 30 × ... × 1000
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How many three digit numbers are divisible by 6?
Solution:
Find which of the following are twin Primes.
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What will be the sum of 3 + 7 + 11 + 15 + 19 + ... upto 80 terms ?
Solution:
If a, b, c are in arithmetic progression then:
Solution:
What will come in place of the question mark (?) in the following question?
13 + 23 + 33 + ……+ 93 = ?
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If a number is in the form of 810 × 97 × 78, find the total number of prime factors of the given number.
Solution:
Four bells ring simultaneously at starting and an interval of 6 sec, 12 sec, 15 sec and 20 sec respectively. How many times they ring together in 2 hours?
Solution:
In an election, candidate A got 75% of the total valid votes. If 15% of the total votes were declared invalid and the total numbers of votes is 560000, find the number of valid vote polled in favour of candidate A.
Solution:
A fruit seller sells 45% of the oranges that he has along with one more orange to a customer. He then sells 20% of the remaining oranges and 2 more oranges to a second customer. He then sells 90% of the now remaining oranges to a third customer and is still left with 5 oranges. How many oranges did the fruit seller have initially?
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