Question

54
54. The unit digit in a two digit number is two
times the digit in tens place. If the digits
are replaced with each other, the number
becomes 18 more than the first number
What is the first number
(A) 12
(B) 36
(C) 48
(D) 24
55. If the interior angle of a regular polygon is
108° The polygon has sides.
55.
(A) 4
(C) o
(B) 5
(D) 10​

Answer 1

Answer:

b) 36 b) 5 answer