Out of 10 white, 9 black and 7 red balls, in how many ways
can we select one or more balls
please with solution.
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How many ways can one arrange the word EDUCATION such that relative positions of vowels and consonants remains same?
12 Blacksox and 12 Whitesox mixed in a box,a pair of sox is picked at a time,in which pick how many pick ,to get the right pair(black&black or white&white)?
The diameter of a circle is 21 metres. It will take how many revolutions to cover a distance of 6.6 km?
A man travelled from the village to the post-office at the rate of 25 kmph and walked back at the rate of 4 kmph. If the whole journey took 5 hours 48 minutes, find the distance of the post-office from the village
A person was fined for exceeding the speed limit by 10 mph. Another person was also fined for exceeding the same speed limit by twice the same. If the second person was travelling at a speed of 45 mph. find the speed limit .
if a=2, b=3, c=6 Find the value of c/(a+b)-(a+b)/c
Two pencils costs 8 cents, then 5 pencils cost how much
Refer to the figure below.A ship started from P and moves at a speed of I miles per hour and another ship starts from L and moving with H miles per hour simultaneously.Where do the two ships meet? ||---g---||---h---||---i---||---j---||---k---||---l---|| PG H I J K L are the various stops in between denoted by || . The values g, h, i, j, k, l denote the distance between the ports.
A son and father goes for boating in river up stream . After rowing for mile son notices the hat of his father falling in the river. After 5 min. he tells his father that his hat has fallen. So they turn round and are able to pick the hat at the point from where they began boating after 5min. Tell the speed of river?
A plane starts from a place A , it goes 1000 kms south then 1000km east then 1000 km north and 1000km west, what is it distance from the starting place? ans.same starting place.
In a company 30% are supervisors and 40% employees aare male if 60% of supervisors are male what is the probability that is randomly choosen employee is a male or female?
A man said to woman " your only brother's son is my wife'sbrother". How is the woman related to the man's wife..
A simple interest amount of Rs 6000 for 6 months is Rs 600. Calculate the annual rate of interest.
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.
+ means * and * means / and / means % what is the value of these question 2+3*5/7 it was two question of these type.