**1. Suresh starts a business with Rs. 36000. After a certain period of time he is joind by Deepak, who invests Rs. 27000. At the end of the year they divide the profit in the ratio of 8 : 3. For what period did Deepak join Suresh ?**

A. 7 months

B. 8 months

C. 11 months

D. 10 months

E. 6 months

**2. Saurabh, Sanjay and Shubham started a business by investing some money for equal time. Saurabh invested Rs. x, Sanjay invested 75% of Saurabh’s investment and 80% of the Shubham’s investment. Shubham earned Rs. 10500 of the total profit, Find the total profit.**

A. Rs. 35400

B. Rs. 36200

C. Rs. 32500

D. Rs. 30100

E. None of these

**3. Azad invested Rs 55000 in a cosmetic shop for the whole year. After 4 months of Azad, Hind joined him and invested Rs 70000. Next year Azad invested Rs 10000 more and Hind withdrew Rs 10000 and at the end of two years profit earned by Azad is Rs 32375. Find the total profit if they distributed half of the total profit equally and rest in the capital ratio.**

A. Rs 89600

B. Rs 75600

C. Rs 52800

D. Rs 62900

E. None of these

**4. A man A can do a piece of work in 8 days, man B can do the same piece of work in 10 days while man C can do it in 12 days. They started work together but after 2 days A left the work and the remaining work has been completed by B and C. Find when will the work be completed (Approximately).**

A. 4 days

B. 2 days

C. 3 days

D. 5 days

E. 6 days

**5. A certain amount of money at compound interest grows uptoRs. 6560 in 3 years and uptoRs. 7216 in 4 years. Find the rate per cent per annum.**

B. 5%

**6. Find the compound interest on a principal amount of Rs.5000 after 2 years, if the rate of interest for the 1st year is 2% and for the 2nd year is 4%.**

A. Rs.304

B. Rs.314

C. Rs.324

D. Rs.334

E. Rs. 330

**7. What sum(principal) will be amount to Rs.34536.39 at compound interest in 3 years, the rate of interest for 1st, 2nd and 3rd year being 5%, 6% and 7% respectively?**

A. Rs.25576

B. Rs.29000

C. Rs.28012

D. Rs.24000

E.None Of These

**8. In a family, a couple has a son and daughter. The age of the father is three times that of his daughter and the age of the son is half of his mother. The wife is nine years younger to her husband and the brother is seven years older than his sister. What is the age of the mother?**

**9. The present age of the father and the son are in the ratio of 8 : 3. After 12 years the ratio of their ages will be 2 : 1. What is the sum of the present age of the father and the son?**

**A wooden box measures 20 cm × 12 cm × 10 cm. the thickness of the wood is 1 cm. The volume of the wood required to make the box is:**