Q1. A sum of money lent at simple interest becomes Rs. 3224.00 in 2 years and Rs. 4160.00 in 5 years. Find out the sum.
Q2. A, B, and C working together can finish a piece of work in 8 hours. A alone can do it in 20 hours and B alone can do it in 24 hours. In how many hours will C alone can do the same work?
Q3. A man bought a cow for Rs. 850.00 and sold it at a gain of 8%. For how much did he sell the cow?
Q4. A car is running at an average speed of 42 kilometres per hour. What time will it take to cover a distance of 350 metres?
Q5. Ninety six percent of the cost of a TV is Rs. 10464.00. What is its total cost?
Q6. A sum will be double in 10 year if the rate of simple interest per annum is
Q7. In a family, the age of father, mother, son and grandson are A, B, C, and D respectively. Given that A-B = 3, B+C = 78, C+D = 33 and the average age of the family is 34 year, then B-C is:
Q8. In the series 95, 90, 80, 65, x, the value of x is:
Q9. 5% of 30% of 100 is
Q10. In an examination, a student score marks for every correct answer and losses 1 mark every wrong answer. If he attempts all 75 questions and secures 125 marks, the total number of questions he attempted correctly is: