Question

4. There are three events X,Y and
Z, one of which must and only can
happen. If the odds are 7:4 against
X, 5:3 against Y, the odds against Z
must be:
(65/23)
(45/23)
(55/23)
35/23)​

Answer 1

Answer:

65/23

Explanation:

..................

Answer 2

Answer:

In Ge, Ionization Energy are not decreases due to presence of ________effect.

a) Inert pair b) resonance c) Inductive d) mesomeric