A's income is 150% more than that of B, than how much per cent is B's income less than that of A?
50%
60%
12.5%
25%
A method of teaching in which students work like a researcher and solve the problems.
Inductive Method
Deductive Method
Project Method
Heuristic Method
Appropriate method for establishment of the formulae in Mathematics is
induction
planning
synthesis
None of these
If means x, x means +, + means + and + means -, then find the value of 14 - 10 x 4 + 16 + 8
6
142
134
2
Find the value of
3
6
7
14
B.
6
Let x =
Squaring on both sides
x2 = 42 - x
x2+x-42=0
x2+7x-6x-42=0
x(x+7)-6(x+7)=0
(x-6)(x+7)=0
x=6 and x=-7
Hence x=6 since x =-7 (not possible )