There are 4 married couples out of which 3 a group is needed . But thier should not be his of her spouse .How many groups are possible ?
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A train travels a certain distance taking 7 hrs in forward journey, during the return journey increased speed 12km/hr takes the times 5 hrs.What is the distance traveled
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a sum 's' is devided into 4 parts.second person gets Rs 10 more than first.3rd person is Rs 10 more than second, 4th is 10 more than 3rd. how much amount do 1st person get?
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consider expression 'ab' . what happens when 'a' is divided by 'c' &'b' is multiplied by 'c'.
Bird is flying 120km/hr b/w b to r. Two trains at b to r at 60 kmph the distance traveled by the bird before it is killed.
who among the following was the first european to encounter the cacoa plant from which chocolate is made
Complete the series 2, 7, 24, 77,__ (hint: 2*12= 24, 7*11= 77, therefore 24*10=
The owner of a hobby store needed to calculate the percentage of customers who purchase wood glue. Upon completing his survey, he noticed that 60% of the people that entered his store purchased an item. Of those customers, 15 percent purchased wood glue. What percent of the people that entered the store purchased wood glue?
Ravi's salary was reduced by 25%.Percentage increase to be effected to bring the salary to the original level is
perimeter of rectangle is s and the other side is x, then the other side
how many types of indexing?
a dog takes 4 leaps for every 5 leaps of a hare but 3 leaps of a dog are equal to 4 leaps of the hare .compare their speeds(.......... please give explanation....)
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A school have 30% from MAHARASTRA .Out of this 20% from BOMBAY students. Find the total percentage of BOMBAY