For the following questions answer them individually
Mr X invested a certain amount in Debt and equity Funds in the ratio of 4:5. At the end of one year he earned a total dividend of 30% on his investment.After one year he reinvested the amount including the dividend in the ratio of 6:7 in Debt and Equity Funds.If the amount reinvested in Equity Funds was rs 94,500,what was the original amount invested in Equity Funds ?
The age of the father is 30 years more than the son’s age.Ten years hence the father’s age will become three times the son’s age that time.What is the son’s present age in years?
If the length of a rectangular field is increased by 20% and the breadth is reduced by 20% the area of the rectangle will be $$192m^{2}$$. What is the area of the original rectangle ?
The product of one-third of a number and 150% of another number is what per cent of the product of the original numbers ?
Inside a square plot,a circular garden is developed which exactly fits in the square plot and the diameter of the garden is equal to the side of the square plot which is 28 meters. What is the area of the space left out in the square plot after developing the garden ?
Amit and sujit together can complete an assignment of data entry in five days. Sujit’s speed 80% of Amit’s speed and the total key depressions in the assignment are 5,76,000. What is Amit’s speed in key depressions per hour if they work for 8 hours a day ?
Out of five girls and three boys,four children are to be randomly selected for a quiz contest.What is the probability that all the selected children are girls ?
Profit earned by organisation is distributed among officers and clerks in the ratio of 5:3 If the number of officers is 45 and the number of clerks is 80 and the amount received by each officer is rs 25,000 what was the total amount of profit earned ?
A shopkeeper labelled the price of the articles so as to earn a profit of 30% on the cost price. He then sold the articles by offering a discount of 10% on the labelled price what is the actual per profit earned in the deal ?
Mr Shamin’s salary increase every year by 10% in june. If there is no other increase or reduction in the salary and his salary in June 2011 was rs 22,385, what was his salary in June 2009 ?