# Sample Paper B

Fill in the blanks:

1. The ages in years of teachers of a school are 33, 45, 25, 65, 42, 26, 32, 53, 49. The range of ages of teachers is ____________.
2. The square of the hypotenuse = _______ of the squares on its legs.
3. The equation for the statement “when you subtract 5 from six times k, you get 28” is ___________________.
4. ____________ objects are exact copies of one another.
5. The price of shirt increased from Rs.150 to Rs.250. The percentage of increase in the price is ___________.
6. In an ______________ triangle, each angle has measure of 60 degree.
7. The mode in the data 4, 2, 5, 8, 7, 5, 6, 4, 2, 1, 5, 6, 7, 4 is ____________.
8. If the diameter of a circle is 4.6 cm, then its area is __________.
9. An expression with one or more terms is generally known as ________________.
10. The statement form of the equation m/2 + 3 = 54 is _________________________.
11. When a coin is flipped, the probability that it will land heads up is ___________.
12. If the value of k is (-2), then the value of 2k – 5 is _________.
13. If s + 1 = 5, then s – 3 = ________.
14. If the two angles of a triangle are 35 degree and 48 degree, then the third angle will be _________.
15. The sum of 8 times a number and 21 is 93. The unknown number is _________.
16. Under ________ congruence, two triangles will be congruent if the three sides of one triangle are congruent to the three corresponding sides of the other triangle.
17. The circumference of a circle with radius 14 cm is _________.
18. The area of a parallelogram with base 8 cm and height 3.5 cm is _________.
19. ____________ is a number that represents or shows the central tendency of a group of observations or data.
20. In the equation 4 (3 + m) = (-20), the value of m is _________.
21. 25% can be written as ___________ in decimal form and can be written as __________ in fraction form.
22. The ratio of 90 cm to 5 m is __________.
23. The amount paid at the end of 5 years is __________, if the principal is Rs.15,000 and rate of interest is 5%.
24. The area of a triangle is 28 m2 . If its base is 14 m, then its height will be __________.
25. The coefficient of x in 13y3 + 8x2 – 5x is _________.
26. The sum of 25ab + 35 b2 and 45b2 – 18ab is ___________.
27. A wire is in the shape of a square of side 10 cm. If the wire is rebent into a rectangle of 12 cm, then its breadth will be _________.
28. If the value of m is 0, then the value of the expression 10m2 + 11m is _________.
29. The decimal 1.265 can be written in percentage form as ___________.
30. The lengths of two sides of a triangle are 8 cm and 10 cm. The length of the third side of the triangle will fall between ________ and ________.