a student is ranked 13th from right and 8th from left.how many are there(similar)
15 software functions are there. It is known that atleast 5 of the m are defective. What is the probability that if three functions are chosen and tested, no errors are uncovered.
A small town's industries have a total turnover of Rs. 25,00,000. If the town council plans to raise Rs.170,000 through octroi levy, what % levy should it charge on the industries?
X and Y are partners in a business. X invests 300 for 12 months and Y invested 600 for 6 months. If they gain a profit of 700 at the end of one year, what is X's share?
A contractor employed 200 men to complete a strip of highway in 200 days. After 150 days he found that only 3/5th of the strip is complete. How many additional men should be employed to complete the work on time?
A sum of money doubles itself in 4 years at simple interest, in how many years, it would become 7 times of itself?
720 buses operate from a depot, but 168 are being repaired. What percentage of the total that are in service?
1/3 of girls and 1/2 of boys is goto canteen. What factor & total no. of class mates goto canteen.
15 lit of water containing 20 % of alcohol ,then added 5 lit of water .What is the % of alcohol?
A worker pay Rs20 a day ,he works 1,1/3,2/3,1/8,3/4 in a week.What is the total amount paid to the worker.
Cost of an item is Rs 12.60 ,profit is 10% over selling price.
If PQRST is a paralellogram .What is the ratio triangle PQS & PQRST.
Price of product is reduced by 30%. What % should be increased to make it 100 % ?
There is square of side 6 cm .A circle is inscribed inside the square Find the ratio of area of circle to the squqre .
There six red shoes & 4 green shoes .If two of the shoes are drawn.What is the probability of getting two red shoes.
