Q2. A train goes 2210 km from Station A to station B and completes the journey in time. In return journey, due to some engine problem train starts 20 hrs late and to reach on time trains average speed is increased by 8km/hr. What was the original speed of train?

Q3. Radhe does 70% of some work in 15 days. Later, with Shyam’s help, she completes the remaining work in 4 days. In how many days can Shyam alone complete the entire work?

Q4 . A and B undertake a project worth Rs. 54000 . A alone can do the work in 10 days. They work together for 3 days. After 3 days, B works alone for 3 days and A completes the remaining work in 3 more days. What is the share of B in the earnings?

Q5. What percentage of the whole week does Pirkandu spend in office, if his office hours are 9am to 5 pm from Monday to Friday?

Q6. Anuj and Meetu work in a shop and Anuj's salary is 5/6th of the salary of Meetu. They spend same money of Rs. 2000 and after that save all the money. Find the salary of Anuj and

Meetu if the ratio of their savings is 4 : 5.

Q7. A man earns x% on the first Rs. 2,000 and y% on the rest of his income. If he earns Rs. 700 from Rs. 4,000 and Rs. 900 from Rs. 5,000 of income, find x%.

Q8. There are 50 students in a class. 40% of the students like Orange and 50% of the students like Mango. If 10 students like both of them, then how many students like either Orange or Mango or both of them?

Q9 . A bag contains 5 yellow and 2 green and 3 red colour dice. If one dice from the bag are choosen at random, what is the probability that dice is either yellow or red colour?

Q10. A box contains 2 pink pens, 3 violet pens and 4 green pens. Find the probability of selecting 3 pens from the box such that at least 1 pen is green?

Q11. The simple interest on a certain sum for 8 months at 4% per annum is Rs. 129 less than the simple interest on the same sum for 15 months at 5%per annum. The sum is:

Q12. The simple interest on Rs. 7,300 from 11 May, 1987 to 10 September, 1987 (both days included) at 5 % per annum is:

Q13. The simple interest on a sum of money will be Rs. 225 after 3 years. In the next 5 years principal becomes 3 times what will be the total interest at the end of the 8th year?

Q14. Raju and Lalitha originally had marbles in the ratio 4 : 9. Then Lalitha gave some of her marbles to Raju. As a result, the ratio of the number of marbles with Raju to that with Lalitha became 5 : 6. What fraction of her original number of marbles was given by Lalitha to Raju?

Q15. In a triangle ABC, (s – a) : (s – b) : (s – c) : : 11 : 8 : 7 where ‘s’ is semi perimeter & a, b, c are sides, find the ratio of a : b : c

Q16. My grandfather was 9 times older than me 16 years ago. He will be 3 times of my age 8 years from now. Eight years ago, the ratio of my age to that of grandfather was

Q17. Incomes of A and B are in the ratio of 4:3, their expenditure are in the ratio 12:7. Both saves Rs 3200 at the end of the month, then the income of A is :-

Q18. The average age of a family of 6 members was 45 years. Over the next 12 months, one person aged 55 years died and a child was born in the family. Find the average age of the family at the end of the year.

Q19. Find the average of all the natural numbers from 25 to 55.

Q20. Two alloys A and B contain copper and zinc in the ratio 4 : 9 and 5 : 6 respectively. If equal weights of the two are melted together to form a third alloy, find the ratio of the weights of copper and zinc in the third alloy named C.

Q21. √3249 × √2116 – (38)2 = (?)² + (31)² – 72

Q22. (6386 ÷ 31) + (825 ÷ 33) + (9720 ÷ 216) =?

Q23. Yuvi’s present age is 33(1/3)% of the sum of the present age of Som and Ramya. If the present age of Som is 25% more than the present age of Ramya, then what is the ratio of the present age of Yuvi, Ramya and Som?

Q24. Four years hence, Mala will be 5 times of her daughter’s age and four years ago, the ratio of the age of Mala and her daughters is 6:1. What is the present age of Mala’s daughter?

Q25. There are 15 points in a plane out of which 6 are collinear. Find the number of lines that can be formed from 15 points.

Q26. In how many ways 4 Indians, 5 Africans and 7 Japanese be seated in a row so that all person of same nationality sits together

Q27. A shopkeeper gives two successive discounts of 10% and 20% on the marked price of shirt. If he received the profit is 1/10 of the total discount, then find the approximate profit percentage?

Q28. The marked price of the bulb is 60% more than its cost price. A shopkeeper offers a discount of x% on marked price of the bulb while he gets the profit of 36%. Find the value of x?

Q29. The shopkeeper sold the watch at the profit of 20% and the cost price of watch is Rs.3600. He earns x% profit on pen drive costing Rs.3000. If the overall profit on selling both watch and pen drive is 25%, then find the value of x?

Q30. 12473 – 1016 – 10137 + 21477 =? + 8573

Q31. The digits of a two-digit number are in the ratio of 2 : 3 and the number obtained by interchanging the digits is bigger than the original number by 27. What is the original number?

Q32. A two-digit number is such that the sum of the digits is 11. When the number with the same digits is reversed is subtracted from this number, the difference is 9.What is the number?

Q33. What least number would be subtracted from 427398 so that the remaining number is divisible by 15?

Q34. If x3+y3=9 and x+y=3 then the value of x4+y4 is,

Q35. Evaluate the expression 2 3a + 2b when a = -3 and b = -4.

Q36. Simplify: 3+5· 6 -4

Q37. In a 30-60-90 triangle, the length of the hypotenuse is 6. What is the length of the shortest side?

Q38. What is the area of a circle with a diameter of 16?

Q39. The figure below is an equilateral triangle with sides of length 6. What is the area of the triangle?

Q40. What is the sum of the measures of the interior angles of a hexagon?