Question

SECTION-A
[1x6=6]
The product of two rational numbers is always a
gives the number of times that a particular entry occ
. Which of (123), (77), (82), (109) would end with digit 1?
Draw a trapezium.
1. What is the sum of the measure of a polygon's exterior angles?
.. Write a rational number that does not have a reciprocal.
SECTION-B
-7
6
Multiply by the reciprocal of
13
16
. Write the additive and multiplicative identity of any rational numbe
a) Express 49 as sum of 7 odd numbers.
b) Find sum (without adding): 1+3+5+7+9.​

Answer 1

Answer:

123

Step-by-step explanation:

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