self
Maths Puzzle
a = 0.1039, then the value of 4a2 - 4a + 1 + 3a is:
A. 0.1039 B. 0.2078
C. 1.1039 D. 2.1039
Read Solution (Total 1)
4a2 - 4a + 1 + 3a = a(4a-1)+1
0.1039(0.4156-1) + 1 = 0.9392
12 years ago
Helpfull: Yes(3) No(6)
self Other Question
1.5625 = ?
A. 1.05 B. 1.25
C. 1.45 D. 1.55
A group of students decided to collect as many paise from each member of group as is the number of members. If the total collection amounts to Rs. 59.29, the number of the member is the group is:
A. 57 B. 67
C. 77 D. 87