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0! +1! +2! +3!........+98! = 1+1+2+6+24+ …. (All the rest will be completely divisible by 5, hence their remainder will be '0') =24/5 remainder 4.
The downstream speed of a boat is 6 km/hr more than its upstream speed and the ratio of the speed of the boat in still water to the speed of the stream ...
If all the digits in each of the numbers are arranged in ascending order within the number, which of the following will form the highest in the new arra...
Read the directions carefully and answer the following question.
Select the correct combination of mathematical signs that can sequentially re...
What will be the resultant if the first digit of the lowest number is multiplied by the third digit of the highest number?
A man invested a certain amount of sum at 12.5% per annum simple interest and earned an interest of Rs.2200 after 4 years. If the same amount is investe...
Four number-pairs have been given, out of which three are alike in some manner and one is different. Select the number-pair that is different.
Select the option that is related to the third term in the same way as the second term is related to the first term.
17 : 361 : : 21 :______
Select the option that is related to the fourth number in the same way as the first number is related to the second number and the fifth number is relat...
Which two numbers should be interchanged to make the given equation correct?
9 + 7 × 5 − 18 ÷ 2 = 3 × 4 − 10 + 45 ...