Directions (1-5): The pie-chart shows the expenditure of a person in year 2016 on various things. Study the pie chart carefully and answer the following questions:
Q1. If total expenditure of the person in year 2016 is 80% of his total earnings then expenditure on house rent is what percent of his total earnings ?
Q2. What is the ratio of expenditure on clothing, transport and health care together to the expenditure on house rent, food and others?
Q3. If person cuts down expenditure on clothing and on other items by 15% and 20% respectively then amount saved after cut down on these expenditure will be what percent of remaining total expenditure?
Q4. What will be the average expenditure of all items except expenditure on health care and transport together?
Q5. If expenditure on clothing is removed and its value is distributed equally on all other expenditure, then percentage increase in expenditure is maximum on which expenditure.
Directions (6-10): What will come in place of the question mark (?) in the following questions?
Q6. √(8²×7×(5)²-175) = ?
=√((8×5)²×7-175)
=√(11200-175)
=√11025=105
Q8. 64.5% of 800 + 36.4% of 1500 = (?)²+38
Q9. 567 – 4824 ÷ 134 = ? × 9
Q11. Ratio of present age of Prabhat and Prakash is 5:3. 2 year ago Prabhat’s age and 2 year after Prakash’s age are in the ratio of 3:2. Find the age of Prabhat’s son whose age is 20% of Prabhat’s present age?
Q12. The rate of simple interest of a sum is 5% per annum for the first 4 months, next five months the rate of interest is 7% per annum and 9% per annum for the period of beyond 9 months. If the total simple interest is Rs 1476 for the period of one year then find what is the sum ?
Q13. A train is 240 meters long and another train’s length is 80 meters less than that of the first train. If first and second train are travelling in opposite direction and crosses each other in 40 sec. then find the difference between the speed of relative speed of the trains and the speed of the bus, which speed is 20 % less than the relative speed of the trains (in km/hr.)?
Q14. A book seller sells three types of books in which 9 are painting books ,12 comic books and 15 cooking books. The ratio of S.P. of each book is 3:5:6 respectively. Find the ratio of selling price of total sold books?
Q15. If the length of a rectangle is increased by 10% and the width of the rectangle is increased by 20 % then find how much percent more or less will be the area of rectangle with respect to the previous?