Question

The reciprocal of zero is:

(a) 0 (b)

0

1

(c) 1 (d) none of these

2. If 3x = 2x + 18 then x is :

(a) 18 (b) 16 (c) 15 (d) none of these

3. A Convex quadrilateral has ___________ diagonals.

(a) 4 (b) 5 (c) 6 (d) 2 diagonals.

4. A circle graph is called :

(a) Pie chart (b) Bar graph (c) Histogram (d) Frequency polygon

5. When a die is thrown, the outcome of an event of getting a prime number is:

(a) 2 (b)3 (c)4 (d) 1

6. What will be the number of zeros in the square of 400?

(a) 1 (b) 4 (c) 5 (d) 2

7. Find the cube root of 729 by prime factorization method.

8. Find the smallest number by which 135 must be divided to obtain a perfect cube.

9. Convert 3 : 7 to percentage.

10. 80% of 400 students are good in mathematics. How many are not good in mathematics?

11. Represent

6

5

on number line.

12. The sum of three consecutive multiples of 12 is 360. Fine these multiples.​

Answer 1

Step-by-step explanation:

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