Question

Q.1. Express in lowest form:-17/-85.
2.2. Express 4:5 as a percentage,
Q3. Express the given number in exponential form: 1331
Q.4. If 21y5 is a multiple of 9 where yis a digit, what is the value of y
2.5. Simplify: 15% - 75-90% + 80y
2.6. Draw a pair of parallel lines and state its alternate angles.
0.7. The angles of a triangle are in the ratio 3-4,5 Find their measure.
Q.8. Draw the number of lines of symmetry in a rectangle
0.9. Find the area and perimeter of the rectangle of sides 5 mand 300 cm
Q.10. Draw the net of cuboid.
0.11. Write the given numbers in standard form: (0)7589645 5300000.
Q.12. If 25% ofx is 1000, find the value of x
Q.13. Find the simple interest and amount on Rs 5000 at 5% per annum for 3 years
Q.14. A bag contains 7 white, 8 blue and 9 red balls. A ball is drawn at random, find the proces
of getting (i) a red ball
fil) non-white ball
Q.15. Express the given percentages as fractions in their lowest forme 97.56 90%.
Q.16. A steel wire when bent to form a square encloses an area of 121 cm of theme wie is be
to form a circle, find its area.
0.17. Find the area of triangle whose base is 95 cm and height is 5 cm
Q.18. Briefly explain the test of congruency of two triangles.
Q.19. Construct triangle POR in which PO = 4.2 cm, OR=58 cm and Pe=9 cm
0.20. If p=2.0=3 and r=1, find the values of (oors​

Answer 1

Answer:

1) -17/-85=5

17) Area of triangle= 1/2 base multiply to height then = 227.5 3