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Find the sum of first 25 even numbers.
The total of the cost price and the marked price of article 'A' is Rs. 42,000, while the sum of its marked price and selling price amounts to Rs. 36,000...
The average of x numbers is 24. If 60% of these numbers are reduced by 5 and the remaining 40% are increased by 10, what will be the new average of th...
Simplify the following expression:
288 ÷ 12 x 6 + 56 x √4 - 676 ÷ 4
Find the greatest 3-digit number that is divisible by both 8 and 60.
A man is 60% more efficient than a boy. Together, two boys and one man can finish a task in 15 days. How many boys would be needed to complete the same ...
A number 'X' is 60% less than number 'Y'. A third number 'Z' is (250/3) % of the difference between 'X' and 'Y'. 'Z' is how much percent more than 'X'?
If '+' means '-' , '-' means 'x' , 'x' means '÷' , '÷' means '+' , then what will be the value of ' 500 x 50 - 20 ÷ 50 + 40 ' = ?
...How many 3-digit numbers are divisible by 6 or 9?