*Q1.Uday borrowed a sum of money from Jayant at S.I. at the rate of 8% per annum for the first 4 years, 10% per annum for the next 6 years and 12% per annum for the period beyond 10 years. If he pays a total of Rs. 12,160 only as interest at the end of 15 years, how much money did he borrow?*

*Q2.A father divides his property between his two sons A and B. A invests his amount at C.I. of 8% per annum whereas B invests the amount at S.I. at 10% per annum . At the end of 2 years, the interest received by B is Rs. 1336 more than the interest received by A. Find the share of A in the father’s property of Rs. 25,000.*

*Q3.The prime cost of an article is three times the value of the raw material used. The cost of raw material increases in the ratio of 5 : 12 and manufacturing expenses in the ratio 4 : 5. The article, which originally cost Rs. 6, will now cost.*

*Q4.How many numbers of five digits from the digits 0, 2, 4, 5, 7, 3 can be made which are divisible by five?*

*Q5.In a bottle of wine there is 40% alcohol and the rest is water. Some quantity of the wine is taken out and is replaced with the same quantity of another wine containing 25% alcohol. Now the bottle contains 30% alcohol. Find what part of the wine was taken out of the bottle?*

**Q6.Ajit can do as much work in 2 days as Baljit can do in 3 days and Baljit can do as much in 4 days as Diljit in 5 days. A piece of work takes 20 days if all work together. How long Baljit take to do all the work by himself?**

*Q7. The speed 3 1/3 m/sec when expressed in km/hour becomes*(a) 8

(b) 9

(c) 10

(d) 12

*Q8. Two trains, A and B, start from stations X and Y towards each other, they take 4 hours 48 minutes and 3 hours 20 minutes to reach Y and X respectively. After they meet, if train A is moving at 45 km/hr, then the speed of the train B is *

(a) 60 km/hr

(b) 64.8 km/hr

(c) 54 km/hr

(d) 37.5 km/hr

*Q9. The price of a certain item is increased by 15%. If a consumer wants to keep his expenditure on the item is same as before, how much percent must he reduce his consumption of that item?*

**Q10. If the price of petrol be raised by 20%, then the percentage by which a car owner must reduce his consumption so as not to increase his expenditure on petrol is:****Solutions:**

S4. Ans.(a)

Sol. 10/3×18/5 = 12 km/h