Convert 251 decimal to base 8(i.e. octal)?
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There is a 14 digit credit card number in which every 3 consecutive digits add to 20. Here is a part of it.. Find the value of 'x'? _ _ _ 9 _ _ _ x _ _ _ 7 _ _
there is a safe with a 5 digit No. The 4th digit is 4 greater than second digit, while 3rd digit is 3 less than 2nd digit. The 1st digit is thrice the last digit. There are 3 pairs whose sum is 11. Find the number. Ans) 65292.
in a school for a student out of a 100 he got 74 of average for 7 subjects and he got 79 marks in 8th subject. What is the average of all the subjects?
Denominator is 4 greater than numerator if 10 is added to Denominator,the fraction becomes 1/8.what is the fraction.
If a train covers 600m in 0.5 seconds, how long it will cover in 10 seconds?
500 men are arranged in an array of 10 rows and 50 columns according to their heights. Tallest among each row of all are asked to fall out. And the shortest among them is A. Similarly after resuming that to their original podsitions that the shortest among each column are asked to fall out. And the tallest among them is B . Now who is taller among A and B ?
It takes eight hours for a 600 km journey, if 120 km is done by train and the rest by car. It takes 20 minutes more, if 200 km is done by train and the rest by car. The ratio of the speed of the train?
There are 5 red shoes, 4 green shoes. If one draw randomly a shoe what is the probability of getting red shoe
a man is 24 years older than his son. In two years, his age will be twice the age of his son. The present age of his son is?
a man buy a liquid by 12 lts and the mixture is of 20% liquid in water then he makes it in 30% mixture then what is the % of liquid with water.
if the area of square increases by 69% then side of the square increases by:
In a class photograph, 5 girls are sitting in the front where as 20 boys are standing behind them. The corner two positions are reserved for the tallest boys of the class. What are the number of ways the students may be arranged?
a circular track has 100yards. The race of Rabbit and TOuttoise. they started at same point. and move in circular path. in opposite direction.first tortoise run for 1/8 th path, then only rabbit starts,rabbit moved slowly till tortoise meet him, Rabbit had covered 1/6 th distance speed( over earlier speed) to win
in a mixture, R is 2 parts, S is 1 part. in order to make S to 25% of the mixture, howmuch R is to be added
A student is ranked 13th from right and 8th from left. How many students are there in totality ?