1. A person invested Rs.12,000 in a fixed deposit scheme for 2 years at the rate of 5% compound interest. How much amount will be got on maturity of the fixed deposit?
2. The radius of a conical tent is 700 cm and the height is 24 m. Calculate the length of the canvas used to make the tent if the width of the rectangular canvas is 4 m.
3. Find the next number :
1, 2, 6, 24, 120, ?
4. If x:y = 2:1, then (x² - y²):(x² + y²) is
5. Kumaran bought a raincoat and saved Rs. 25 with discount of 20%.
What was the original price of the raincoat?
6. If A = 1, B = 2, C = 3, .... Z = 26 then L.C.M. of H,C,F is not equal to
7. Find the value of √5√5√5....
8. How many great circles can a hemisphere have?
9. Find the volume of a cylinder whose height is 4 m and whose base area
is 500 m².
10. If 3x+4y:4x+6y=22:32 then x:y is
11. If the two numbers a and b are in the ratio m:n. Then the LCM of a and b is
12. An intelligent man carries 3 sacks with 30 mangoes each. As he crosses each toll, he has to give 1 mango for each sack. He crosses 30 tolls. How many mangoes he will have at the end?
13. 24 மீ நீளம், 18 மீ அகலம் மற்றும் 16 மீ உயரம் உள்ள ஒரு அறையினுள் வைக்க முடிந்த மிகப் பெரிய கம்பியின் நீளம் என்ன?
14. The LCM of two numbers is 6 times their HCF. If the HCF is 12 and one of the numbers is 36, then find the other number.
15. The H.C.F. of two numbers is 11 and their L.C.M is 693. If one of the
number is 77, find the other
16. A merchant has 120 ltrs and 180 ltrs of two kinds of oil. He wants to sell oil by filling the two kinds of oil in tins of equal volumes. What is the greatest capacity of such a tin?
17. If 1³ + 2³ + 3³ + ... + K³ = 72900 then find 1+2+3+...+K.
18. In the series 2, 3, 5, 9, x, 33, y, ... what is the value of x + y?
19. When we write AZBYCX .... YBZA how many consonants will appear to the left of the vowels?
20. If Rameela says, "Ragavi's father Raman is the only son of my
father-in-law Ramanathan", then how is Ramani, who is the sister of
Ragavi, related to Ramanathan?
21. 3 men and 4 women can earn Rs. 3,780 in 7 days. 11 men and
13 women earn Rs. 15,040 in 8 days. In what time will 7 men and
9 women earn Rs. 12,400?
22. For the principal Rs.10,000 the rate of interest is 15 p.a. for 3 years.
Find the difference between C.I and S.I.
23. A person takes a loan of Rs.2,000 at 6% simple interest. He returns
Rs.1,000 at the end of one year. In order to clear his dues at the end of
2 years how much he would pay?
24. Vignesh borrows Rs.10,000 for 2 years at 4% p.a. simple interest. He
lends it to Sanjay at 6% p.a. for 2 years. Find his gain in this transaction per year.
25. Find the ratio between HCF and LCM of the numbers 7 and 13.
26. Kayal bought 5 dozen eggs. Out of that 45 eggs are good eggs. Express
the number of rotten eggs in percentage.
27. If Sunday = 2, Tuesday = 3, Thursday = 2. What is the value of Monday?