Question

(3) The mean of first five natural numbers is
(4) A coin is tossed, the probability of getting head is
4x
1
(5)
3x
5.
4.
then x =
5
(6) If two angles are complementary, then the sum of their
measures is
(7) If two lines interest at a point, then the vertically opposite
angles are always
(8) The sum of the angles of the linear pair is
(9) In a right angled triangle ABC, MZB = 90, AB = 9, BC =
12, then the length of hypotenuse is
(10) AB and PQ are congruent sides. If AB 5 cm, then PQ =
.. cm
(B) Write whether the following statements are 'True' or
'False':
(10
(1) Integers are closed under addition.
eve
(2) The data 6, 4, 3, 8, 9, 12, 13, 9 has mean 9.
Volu​

Answer 1

Answer:

By selling 275 articles a man lost the selling price of 25 articles. Find his loss percent.

Answer 2

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