Question

9. Write the greatest and the smallest 4-digit numbers using four different digits with
the condition that the digit 4 occurs at tens place.
11. Find the value of -15 - (-2) - 71 - (-8) + 6.
10. Find the prime factorisation of 980.
12. What fraction of the adjoining figure is the shaded part?
13. Write the mixed fraction 7-
14. The length of a pencil is 14 cm and its diameter is 7 mm. What is the ratio of the
diameter of the pencil to that of its length?
(c) 28
as a decimal number.
40
(d) 36​

Answer 1

Step-by-step explanation:

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