Welcome to your 08 math Name 1. The given figure shows a photograph mounted on a rectangle frame. The area of the photograph is Deselect Answer 55 cm² 36 cm² 80 cm² 91 cm² None 2. The sum of successive odd numbers 1, 3, 5, 7, 9, 11, 13 and 15 is Deselect Answer 81 64 49 36 None 3. One day the temperature in London is 18ºC and in Athens it is 80% higher. What is the temperature in Athens? Deselect Answer 32.4 23.4 98 43.4 None 4. A rectangle measures 8 cm on length and its diagonal measures 10 cm. What is the perimeter of the rectangle? Deselect Answer 28 cm 38 cm 36 cm 48 cm None 5. Dolo 500 mg has a half-life of two hours. This means that every two hours, half of the amount of the medicine is available in the bloodstream. The Dolo is effective only when more than 100 mg is in the bloodstream. If the first dose is given at 8:00 a.m., when should the next dose be given? Deselect Answer Few minutes after 10:00 a.m. Few minutes after 12:00 noon. Few minutes after 2:00 p.m. Few minutes before 10:00 a.m. None 6. Find the value of Deselect Answer -230 -2300 230 23 None 7. Rishi sold his television set for Rs. 2560, thereby losing 20% on what he paid for it. What did he pay for it? Deselect Answer 4250 2580 3200 None of these None 8. The model below represents √36 = 6 Which arrangement of small squares can be used to model a large square that represents √324? Deselect Answer 9 rows of 36 square 18 rows of 18 squares 12 rows of 27 squares 6 rows of 54 squares None 9. Which of the following is a square of an even number? Deselect Answer 144 169 441 625 None 10. A man whose income is Rs. 40,000 spends Rs. 12,000 on rent. What percentage of his income is spent on rent? Deselect Answer 32% 30% 20% None of these None 11. If by selling a cycle for ₹3600/-, a shopkeeper loses 10%. What is the actual price of the cycle? Deselect Answer 3240 4000 3200 3960 None 12. 42√? + 32√? = 320 Deselect Answer 4 8 16 24 None 13. ∛(125/216) = ? Deselect Answer 5/6 2/3 1/2 3/4 None 14. The area of a triangle is x cm² and base is b cm. What is the height of the triangle Deselect Answer x/b cm 2b/x cm 2x/b cm None 15. Seema’s income is ₹1,60,000 per year. She pays 15% of this as house rent and 10% of the remainder on her child’s education. The money left with her is : Deselect Answer ₹136000 ₹120000 ₹122400 ₹14000 None 16. What will be the area of the largest square that can be cut-out of a circle of radius 20 cm? Deselect Answer 800 sq cm 200 sq cm 300 sq cm 400 sq cm None 17. What is the area of the largest triangle that can be fitted into a rectangle of length l units and width w units? Deselect Answer lw/2 lw/3 lw/6 lw/4 None 18. Whcih are not perfect square in the following Deselect Answer 16 36 111 81 None 19. The volume of a cube whose edge is 3x is Deselect Answer 27x³ 9x³ 6x³ 3x³ None 20. A covered wooden box has the inner measures as 115cm, and 35cm and thickness of wood as 2.5cm. The volume of the wood is Deselect Answer 82100 cm³ 82000 cm³ 82125 cm³ 84000 cm³ None Time's upTime is Up!